The most apparent difference between modern humans and australopithecus africanus is that australopithecus africanus
a. did not stand upright
b. did not walk upright
c. did not have free use of his hands (they were used in moving)
d. was smaller in height and lighter in weight than modern man
e. all of the above were differences between the two species

The correct answer is option d.

Explanation:

An extinct species of australopithecine, that is, Australopithecus africanus was the first species to be illustrated. It was of gracile or slender build and was considered to have been the direct ancestor of modern humans. Like modern man, the A. africanus did stood upright and walked upright, and were having free hands to use. However, they were smaller in height and lighter in weight in comparison to modern man.

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