Text 1 We know very little about the first “true” men. We have never seen their pictures. In the deepest layer of clay of an ancient soil, we have sometimes found pieces of their bones. These lay buried amidst the broken skeletons of other animals that have long since disappeared from the face of the _____ have taken these bones and have been able to reconstruct our earliest ancestors with a fair degree of accuracy.

Text 2 An alternative perspective on the themes presented in "The Story of Mankind" offers a contrasting viewpoint on the subject matter.