IB ACIO Grade-II (Executive) Official Paper (Held On: 17 Jan, 2024 Shift 3) (Previous Year Paper)

Consider the following statement about COP-28-

1. Prime Minister Narendra Modi participated in the COP-28 on 1 December 2023.
2. COP-28 was organized at California, USA
3. The event focused on making climate finance more available, accessible, and affordable to developing countries.
4. During the session, the leaders adopted the "UAE Declaration on a New Global Climate Finance Framework".

Which of the statement given above is/are correct?

Consider the following statement about Zojila Tunnel-

1. As per October 2023 it is Asia's longest tunnel
2. It is 10 km long tunnel
3. It is located in Ladakh

Which of the statement given above is/are correct?

The maximum grant provided under Cultural Function & Production Grant (CFPG) of Ministry of Culture is __________.

Consider the following statement about "Swavlamban 2023":

1. It was 2^nd Edition of the Indian Navy's Naval Innovation and Indigenisation (NIIO) Seminar
2. 'Swavlamban 2023' was conducted on 04 October 2023 to 05 October 2023
3. It was conducted in Pune, Maharashtra
4. In June 2023 Prime Minister launched the 75 challenges for the start-ups/ MSMEs as a part of the 'SPRINT' initiative.

Which of the statement given above is/are correct?

Calixcoca Vaccine is for the treatment of ____________.

2023 Sovereign Asian Art Prize was won by ________.

Consider the following statement about "Hot Cooked Meal" launched in November 2023.

1. This scheme is launched by the Uttar Pradesh government
2. This scheme is launched for the age group 6 to 15 years
3. This scheme is launched for primary and upper Primary schools
4. This scheme was launched by the Chief Minister of Uttar Pradesh

Which of the statement given above is/are correct?

Consider the following statement about the BWF World Badminton Championships 2023:

1. Indian player HS Prannoy won silver medal in the men's singles category
2. Malaysia was the host country of this event
3. It was the 10^th edition of the event

Which of the statement given above is/are incorrect?

Consider the following statement about "Operation Sajag"

1. The Indian Coast Guard executed 'Operation Sajag,'
2. It was conducted along the west coast on September 18, 2023.
3. This operation is related to the Ministry of Defence

Which of the statement given above is/are correct?

Choose the correct code of the payloads from the mentioned below which were launched by PSCV-C55?

A. TeLEOS-2

B. POEM-2

C. LUMILITE-4

D. EOS-07

Which of the following city is recognized as City of literature by UNESCO's Creative Cities Network?

Consider the following statement about Amplifi 2.0 portal launched in November 2023:

1. It has been developed by the Union Ministry of Housing and Urban Affairs
2. Amplifi 2.0 portal provides raw data from Indian cities on a single platform
3. Full form of Amplifi is Assessment and Monitoring Platform for Liveable Inclusive and Future-ready urban India

Which of the statement given above is/are correct?

In which form of chess did Karthikeyan Murali defeat Magnus Carlsen?

As of December 2023 which among the following is the scheme related to the minorities in India?

1. Nai Udaan
2. Seekho aur Kamao
3. USTTAD
4. Naya Savera

The major focus area of PAALAN 1000 is __________

Shanti Swarup Bhatnagar Prize for Science and Technology 2022 in Mathematical Sciences was won by ____________.

Who among the following is the first woman to lead the Indian High Commission in Islamabad after independence?

Consider the following statement about Periodic Labour Force Survey Report 2022-23

1. It is developed by Ministry of Women & Child Development
2. Female Labour Force Participation Rate in the country has improved significantly by 4.2.
3. In 2023 Female Labour Force Participation Rate in the country is 32.8%
4. in the 2021-22 report Labour Force Participation Rate in the country 28.6%

Which of the statement given above is/are correct?

Which of the following states in India reported the highest number of extreme weather events from January to September 2023?

Who are NOT the eligible beneficiaries of Abua Awas Yojna?

A) Current or retired government or semi-government employees.

B) Income tax payers.

C) Homeless or unattended individuals.

Consider the following statements in respect of Article 3 of the Constitution of India:

1. Parliament may by law form a new State by separation of territory from any State or by uniting two or more States or parts of States or by uniting any territory to a part of any State.
2. Parliament may by law diminish the area of any State.
3. Parliament may by law alter the boundaries of any State.
4. Parliament may by law alter the name of any State. Which of the statements above is/are correct?

Which of the following statements is correct?

A) Statutory Bodies in India are created by an Act of Parliament.

B) Executive Bodies are not mentioned in the Constitution.

Consider the following statements:

1. Alauddin Khilji instituted the 'Daag' system of branding horses to prevent fraud in the cavalry.
2. Muhammad bin Tughlaq is known for his transfer of the capital from Delhi to Daulatabad.
3. The Iqta system was abolished by Balban to strengthen central control.

Which of the statements above is/are correct?

Consider the following statements:

1. The Swaraj Party was formed in late 1925 by Motilal Nehru and C.R. Das to enter the legislative councils.
2. The Rowlatt Act was one of the important factors which led to the Non-Cooperation Movement in 1920.
3. The Simon Commission, constituted in 1927, was boycotted by the Indian National Congress and most other Indian political parties.
4. The Azad Hind Fauj or Indian National Army was reorganized by Subhas Chandra Bose in 1943 in Southeast Asia. Which of the above statements are correct?

Consider the following statements:

1. As per Food and Agriculture organization of the United Nations, India is the world's largest producer of pulses and ranks second in rice production.
2. The Green Revolution in India led to significant increases in wheat production, primarily in Punjab, Haryana, and Uttar Pradesh.
3. Black soil, also known as Regur soil, is most suitable for the cultivation of cotton.

Which of the statements above is/are correct?

Consider the following statements:

1. Bengali is the second most spoken language in India after Hindi.
2. Urdu is often associated with the Deccan region and its literature includes the famous Deccan poetry.
3. Punjabi is unique among Indian languages for its use of the Gurmukhi script, developed by the second Sikh Guru, Guru Angad.

Which of the statements above is/are correct?

Consider the following statements:

1. The Four Noble Truths form the central doctrine of Buddhism.
2. The concept of 'Anatta' in Buddhism denies the existence of a permanent soul.
3. Mahayana Buddhism introduced the concept of Bodhisattva.
4. The Milindapanha is a Pali text that records a dialogue between the Indo-Greek king Menander and the monk Nagasena.

Which of the statements above is/are correct?

Which of the following structures of Buddhist architecture is used as living quarters of the monks? 

Arthashastra was written by _______.

 _______is the maximum income available that can be saved and spent by a nation on the consumption of goods and services.

Consider the following statements:

1. The Indian monsoon is divided into the Southwest Monsoon and Northeast Monsoon.
2. The retreating monsoon is associated with the development of cyclonic depressions in the Bay of Bengal.
3. The Western Disturbances are the primary cause of snowfall in the Himalayan region.
4. El Niño is known to have an enhancing effect on the monsoon rains in India.

Which of the statements above is/are correct?

Tripitaka are the religious texts of _________. 

When was the constitution of India adopted?

Consider the following statements:

1. The Swachh Bharat Mission aims to eradicate open defecation and improve solid waste management.
2. The Smart Cities Mission focuses on sustainable and inclusive development to create a replicable model for other cities.
3. Atal Mission for Rejuvenation and Urban Transformation (AMRUT) 2.0 scheme was launched on 01 October 2022 for the period of 05 years i.e. from the financial year 2022-23 to the financial year 2026-27.

Which of the statements above is/are correct?

Tughlug Dynasty was ended by which of the following rulers?

Which of the following states of India has the highest reserves of Chromite? 

Consider the following statements:

1. India's National Clean Air Programme (NCAP) aims to reduce particulate matter (PM) pollution by 10-15% by 2024.
2. The Jal Jeevan Mission focuses on providing safe and adequate drinking water through individual household tap connections by 2024.
3. The National Electric Mobility Mission Plan (NEMMP) targets achieving national fuel security by promoting hybrid and electric vehicles.
4. The FAME India Scheme (Faster Adoption and Manufacturing of Electric Vehicles) is part of National Electric Mobility Mission Plan (NEMMP) and provides subsidies for electric vehicles.Which of the statements above is/are correct?

Consider the following statements:

1. India's National Action Plan on Climate Change (NAPCC) includes eight missions aimed at promoting sustainable development.
2. India saw the highest year-on-year growth in renewable energy additions of 9.83% in 2022.
3. The Perform Achieve and Trade (PAT) scheme is an initiative under the National Mission for Enhanced Energy Efficiency.

Which of the statements above is/are correct?

Consider the following statements:

A) Failure of Third Plan that of the devaluation of rupee( to boost exports) along with inflationary recession led to postponement of Fourth Five year plan.

B) Three Annual Plans were introduced instead of the Fifth five year plan.

Life expectancy of men in India as per 2011 census is _______. 

(x, y) is a pair of positive integers such that HCF (x, y) + lcm(x,y) = 187 and x > y.

Which one of the following is correct in respect of the Question and the Statements given below?

Statement 1: There are three possible values of HCF (x, y).

Statement 2: The minimum value of (x + y) is 37.

Statement 3: There are 7 pairs of (x, y) that satisfy the given conditions.

The prices of a cream and a shampoo are in the ratio 19: 11. The price of the cream is 160 more than the price of the shampoo. What is the price of a cream?

A sum becomes ₹ 8640 after two years and ₹ 12,441.6 after four years at the same compound interest. Find the sum. 

Find the positive square root of \(92 - 24\sqrt{(6 - 4\sqrt2 } \)

35 men and 49 women, working together, can do a job in 84 days while 48 men and 84 women, working together, can do the same job in 56 days. In how many days can the same job be done by 30 men and 21 women, working together? 

A salt and water mixture, of which 12.5% is salt, costs ₹22.20 per litre. Another salt and water mixture, of which 27.5% is salt, costs ₹38.50 per litre. How many litres of a salt and water mixture, of which 30% is salt, can be bought for ₹165? 

If Naman had purchased 25 articles for ₹22 and sold all the articles at the rate of 22 for ₹25, then find his approximate profit percentage. 

Excluding stoppages, the speed of a bus is 152 km/hr. and including stoppages, it is 114 km/hr. For how many minutes does the bus stop per hour? 

A shopkeeper buys three varieties of sugar at Rs 99, Rs 120 and Rs 144 per kg respectively and mixes them in the ratio 9:2:1. In order to earn a y% profit after giving a discount equal to a sixth of the marked price, the marked price per kg of the blended sugar is fixed at Rs 178.50. What is the value of y?

Ravi and Rajiv decided to run a 960 m long race on a track as long as the length of the race.

Which of the statement(s) below is (are) sufficient to conclude that Rajiv ran at a speed of 10 m/s?

Statement 1: Ravi is allowed to start 5 seconds before Rajiv started running.

Statement 2: Ravi ran at 8 m per second.

Statement 3: Rajiv caught up with Ravi with \(3\over8\) of the track length still to be covered.

The greatest number of wagons that can be attached to a locomotive engine if the speed is not to fall below 14 kin. per hour is given as 144.

Which one of the following is correct in respect of the Question and the Statements given below?

Statement 1: The locomotive engine without any wagon can go at a rate of 50 km per hour.

Statement 2: The speed of the locomotive diminishes by a quantity which varies as the square root of the number of wagons attached.

Statement 3: With 16 wagons its speed is 38 km. per hour.

The product of two co-prime numbers is 1073. Find their L.C.M.

Jay lent some amount of money at 14% simple interest and an equal amount of money at 20% simple interest each for two years. If his total interest was, 9520, then find the amount of money that was lent in each case.

A number increased by 57% gives 942. Find the number.

Prakash and Inaya started a business investing ₹77,000 and ₹84,000 respectively. In what ratio the profit earned after 2 years be divided between Prakash and Inaya respectively?

On a particular day each of Danish, Ethan and Farhan sold three types of pens from their respective shops. Danish and Ethan sold an identical number of pens of Type A while Farhan sold twice as many pens of Type A as Danish and Ethan together sold. The ratio of the numbers of pens of Type B sold by Danish, Ethan and Farhan was 3:4:1 respectively, and Ethan and Farhan sold an identical number of pens of Type C each, while Danish sold thrice as many pens of Type C as each of Ethan and Farhan sold. The three sellers sold each of the types of pens at different prices per unit.

Assertion (A): It is possible that Danish sold each pen of Type A at a loss of Rs 2, each pen of Type B at a profit of Rs 4, and each pen of Type C at a loss of Rs 5 and made an overall profit of Rs 144; Ethan sold each pen of Type A at a profit of Rs 5, each pen of Type B at a loss of Re 1, and each pen of Type C at a profit of Rs 7 and made an overall profit of Rs 13; and Farhan sold each pen of Type A at a profit of Re 3, each pen of Type B at a profit of Re 4, and each pen of Type C at a loss of Rs 6 and made an overall profit of Rs 240.

Reason (R): Framing and solving the three possible linear equations we will find that we get a unique solution.

In a 60-liter mixture of milk and water, the water content is 40%. How many litres of water should be added to increase the water content to 60%? 

Arun and Devika bought an item each at identical prices. Arun marked his item at p% above his purchase price and then offered a discount of q% on the marked price. Devika claimed to offer her item for sale at y% below her purchase price but then added z% of the reduced offer price as handling charges. Eventually both sold their items at the same nominal price.

Which one of the following is correct in respect of the Question and the Statements given below?

Statement 1: The values of p. q. y and z are respectively given as 25, 8, 20 and 43.75

Statement 2: The values of p. q. y and z are respectively given as 35, 20, 10 and 20

The sum of the squares of two numbers is 545 and the square of their difference is 1. Find the product of the two mumbers.

A, B and C enter a partnership with initial investments in the ratio \(\frac{11}{5}:\frac{7}{2}:\frac{15}{8}\) After 4 months A raises her share of investment by 62.5%. If the total profit after 12 months since the beginning of the partnership is Rs. 138584, then how much (in Rs.) does A get as her share of profit?

Three of the following four figure pairs are alike in a certain way and thus form a group. Which is the one that does not belong to that group

Select the figure that will replace the question mark (?) in the following figure series.

In a certain code language, 'FAST' is written as '7-39', and 'LINE' is written as '21-19'. Which of the following are correct matches as per the given code language?

In a group of students, 147 play football, 155 play hockey, 160 play cricket, 36 play football and hockey, 44 play football and cricket, 25 play hockey and cricket, and 15 play all three games. Find the total number of students in the group. 

‘A % B’ means ‘A is the brother of B’

‘A @ B’ means ‘A is the father of B’

‘A = B’ means ‘A is the wife of B’

‘A & B’ means ‘A is the mother of B’

Based on the above information, find out which of the given statements can be the reason/s behind the assertion made below if it is given that

‘M % K = Z @ L % C'.

Assertion: K is maternal grandmother of H?

Reason A : C & H

Reason B : N @ H

A question is followed by two statements numbered (I) and (II). You have to decide whether the data provided in the statements are sufficient/necessary to answer the question. Read both the statements and decide the appropriate answer.

Question: In which direction is Vineet finally facing?

(I) Initially Vineet was facing northeast, then he turned 135 degrees clockwise, then he turned 45 degrees anticlockwise. Then he turned 90 degrees anticlockwise for his final facing of a direction.

(II) Initially Vineet was facing north, then he turned 90 degrees followed by a 135 degrees turn. He, then turned 45 degrees for his final facing.

Six persons Ritu, Gunjan, Vicky, Sana, Kiran, and Hemant live in a six-storey building. The ground floor is numbered 1, the floor just above it is numbered 2, and so on till the topmost floor which is numbered 6. Only three people live between Vicky and Hemant. Kiran lives on an even-numbered floor. Ritu lives just above Hemant. Four people live between Vicky and Ritu. Kiran lives just above Gunjan. Who lives just above Vicky?

Three Statements are given followed by two conclusions numbered I and II. Assuming the statements to be true, decide which of the conclusions logically follow(s) from the statements.

Statement I: Some reds are blue.

Statement II: All blue is green.

Statement III: Some green are brown.

Conclusion I: Some red are brown.

Conclusion II: Some reds are green.

Select the correct mirror image of the given figure when the mirror is placed at MN as shown below.

Four different positions of the same dice are given below. Find the number opposite of 13.

Select the set in which the numbers are related in the same way as are the numbers of the following sets.

(NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)

(12, 21, 162)

(14, 26, 288)

Select the wrong term in the following number series:

3, 4, 12, 40, 103, 228

Seven persons named P, Q, R, S, T, U and V are sitting in a straight line, all facing north. Each one of them is pursuing one of seven different courses i.e. B.A., B.Com, B.Sc., B.Tech, B.Arch, M.Sc. and M.Tech. Q is fourth to left of R. S is third to right of P. The person pursuing B.Tech is third to left of R. The person pursuing B.Arch is sitting immediate left of S who is sitting at the extreme end. The persons pursuing M.Sc. and B.Com are immediate neighbours. The persons pursuing B.Sc. and B.Arch are immediate neighbours. V is fourth to left of U. S is not pursuing B.Sc. The person pursuing B.A. is third to left of P. The person pursuing M.Tech is fourth to the right of the person pursuing M.Sc.

Which of the following is/are true based on the given arrangement? 

I. The person pursuing B.com is third to left of the person pursuing M.Tech.

II. Only three persons are sitting between Q and R.

III. The person pursuing B.Arch. is sitting second to the right of T

Read the following information carefully and answer the question that follows. You must assume everything in the statement to be true and decide which of the conclusion/s logically follow/s.

With active populations, road traffic, industry and construction, cities are expectedly noisy places. Noise is a leading source of dissatisfaction for city residents. Urban noise affects the quality of lives of people residing there. It also causes serious and long-term harm to health. Noise disturbs sleep which results in stress, fatigue and changes in body's chemical balances. Noise interferes with certain cognitive functions such as attention, concentration and memory. Which of the following can be concluded from the given information?

A. The main cause of noise pollution is the people remaining active throughout the day and they are able to pay attention to their tasks for more duration.

B. The noise pollution is evident only in those urban areas where industries are located and people are not sleeping properly due to long working hours.

C. Noise is associated with low quality of sleep which causes other problems such as tiredness, stress and other bodily changes.

D. Sleep is not the only factor which is interfered due to noise pollution; there are other functions that are affected among people.

Four letter clusters have been given, out of which three are alike in some manner and one is different. Select the odd letter cluster. 

If M denotes 'addition', N denotes 'multiplication', O denotes 'subtraction', and P denotes 'division', then what will be the value of the following equation?

55 N 2 M 27 O 16 P 4 = ?

Arrange the words in a meaningful logical order and select the appropriate sequence :

1. Seed
2. Flower
3. Plant
4. Bud

PAUSED is related to USPEDA in a certain way based on certain logic. In the same way. ZENITH is related to ZTNIHE. Which of the following are correct matches following the same logic?

Select the wrong term in the given alpha-numeric series. Y17, A34 ,C51 ,F68 , G85 

Six girls named A, B, C, D, E and F score different marks in an examination. B scores more marks than D. The ratio between marks of D and E is 5 : 8 respectively. F scores 5 marks more than A. C scores more marks than E. B scores lesser marks than C. The sum of marks obtained by D and E is 130. The ratio between marks of A and D is 11:10 respectively.

Which of the following is true based on the given information?

I. F scores 60 marks.

II. C scores the highest marks.

Select the correct conclusion based on the meaning of the underlined idiom:

It should be one’s avowed policy to keep the flatterers at arm’s length.

Conclusion:

1. The farther a person stays from flatterers, the better it is.
2. Having flatterers around boosts one’s self-confidence.
3. Flatterers are not true well-wishers and should be kept at bay

Select the word that is closest in meaning (SYNONYM) to the word given below

Glib

The sentence below has been divided into three parts. Select the part of the sentence that has an error. If the sentence has no error, select the option 'No Error'.

He had been led to his squad of commandos/ towards the target of a group of houses/ when he spotted enemy soldiers hiding in the houses.

There is a sentence that is missing in the paragraph below. Look at the paragraph and decide in which blank (1, 2, 3, or 4) the following sentence would best fit.

Sentence: It is also necessary to consider more meaningful aspects of literacy if we are to complete the transition we are in.

Literacy has traditionally been described as the ability to read and write.

_1_____UNESCO defines literacy as the ability to identify, understand, interpret, create, communicate, compute and use printed and written materials associated with varying contexts.2. Literacy involves enabling individuals to achieve their goals, to develop their knowledge and potential, and to participate fully in their community and wider society. 3. It is no longer sufficient to consider whether a student can ‘read’ and ‘write’. 4.

Select the most appropriate meaning of the given proverb from the options People who live in glass houses should not throw stones

Some parts of a sentence have been jumbled up, and labelled P, Q, R and S. Select the option that gives the correct sequence in which these parts can be rearranged to form a meaningful and grammatically correct paragraph. Opening and Closing sentence indicate the start of the paragraph and end of the sentence paragraph.

Opening Sentence: Jane Goodall, a renowned primatologist and conservationist, was born on April 3, 1934, in London, England.

P. She spent several years living among chimpanzees, observing their behaviour and documenting social structures.

Q. Inspired by Goodall's work, many conservationists today continue to advocate for the protection of endangered species and their habitats.

R. Goodall's groundbreaking research on chimpanzees in Gombe Stream National Park, Tanzania, challenged existing scientific norms and expanded our understanding of primates.

S. In 1977, Goodall established the Jane Goodall Institute, dedicated to wildlife research, conservation, and community development.

Closing Sentence: Jane Goodall's contributions to primatology have left a lasting impact on the scientific community and conservation efforts worldwide.

Select the correct conclusion based on the meaning of the underlined word:

Statement: The shopkeeper’s gambit was to ask double the price.

Conclusion:

i. The shopkeeper was fined for selling inferior quality goods at half the price.

ii. Giving discounts on elevated prices is a clever plan intended to increase sales.

iii. Consumers complained against the shopkeeper for selling adulterated foodstuff at exorbitant prices.

iv. The announcement of an assured prize in the lucky draw was a risky action plan to gain advantage

Select the correct conclusion based on the meaning of the underlined word:

Statement: His false accusations caused indignation all around.

i. The indigenous population has suffered profound injustice.

ii. It has become a common practice to level allegations against the opposition parties.

iii. The unjust treatment meted out to soldiers caused shock and anger.

iv. He has fallen into the debt trap and is going through a phase of depression.

Match the following groups of words with the correct one-word substitutions.

Arrange the given sentences (1-6) in the correct order to form a coherent paragraph.

1. And, since there were no enemies, it nested on the ground in complete safety.
2. The goats ate the undergrowth which provided the dodo with cover; dogs and cats hunted and troubled the old bird.
3. Dodo, the size of a goose, securely inhabited the island of Mauritius.
4. The pigs and rats were not far behind who devoured the eggs and young ones, finishing off the feast.

5.This bird had lost its power of flight since there were no enemies in the island to fly from.

6. Then man discovered the dodos’ paradise in around 1507 and with him came his familiars- dogs, cats, pigs, goats and rats.

Select the most appropriate meaning of the given idiom

Make no bones about

Select the word that is closest in meaning (SYNONYM) to the word given below

Malign

The sentence below has been divided into three parts. Select the part of the sentence that has an error. If the sentence has no error, select the option 'No Error'.

A graduate of the University of Cincinnati, Stewart holds/ a bachelor's degree in German studies and/ a MBA in finance and international business.

Which of the following statements correctly uses the idiom ' kicked up a row’ by substituting the underlined words?

A. Even if we are not able to help our friends, we should not treat them coldly and formally.

B. The machine operator created a big fuss when he was admonished for not following the instructions correctly.

C. Success is important but not by resorting to unfair means.

D. The brothers have been running around ever since they had a dispute over their land.

Select the word that is opposite in meaning (ANTONYM) to the word given below.

Incantation

The sentence below has been divided into three parts. Select the part of the sentence that has an error. If the sentence has no error, select the option 'No Error'.

She decided to take a break/ from work, while she needed/ some time to recharge and rejuvenate

In the following passage there are blanks, each of which has been numbered. Select the correct option to fill in the blanks.

Like all other good things in this world, leisure too can be used properly or 1_ thoroughly. Most people do not know how to use their leisure simply because they get it so_____2____. Some people keep wondering what to do, but by the time they ____3_____to do something, it has already vanished. Others ____4_____around smoking, gossiping, backbiting and tearing reputations to the tiniest bits possible. Still others engage in ____5_____activities as window-shopping, watching senseless movies, playing computer games or chatting on mobile phones.

Match the following groups of words with the correct one-word substitutions.

Four sentences are given below. Find the odd sentence out.

A. The webs of spiders provide the most vivid examples of animal structures built entirely in tension.

B. Man has long used suspension bridges made of ropes of steel and concrete, which bear loads in tension.

C. Animals and birds are great builders, using simple materials but employing sound engineering principles.

D. Beavers are natural engineers that use tree branches to construct dams, the divided end being pressed into the walls.

The sentence below has been divided into three parts. Select the part of the sentence that has an error. If the sentence has no error, select the option 'No Error'.

He will have been being disheartened/ by the telephone opinion/ poll published yesterday.