Direction: In the following passage some of the words have been deleted. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
The figure of Arthur first appeared in Welsh poetry in the ______ (1) ______ sixth and early seventh centuries, a hero who was ______ (2) ______ lead the Britons in battle against Saxon invaders. But it wasn’t ______ (3) ______ the 12th century that he was first tied to this dramatic headland, known as Tintagel.
The timeless popularity of the Arthur legend has overshadowed a central, unresolved ______ (4) ______: Was there really a King Arthur, or at least a historical prototype upon whom Geoffrey's hero is ______ (5) ______?