Answer:
A
Explanation:
the brains of Australopithecus afarensis adults were roughly 20 percent larger than those of chimpanzees.
Australopithecus africanus was not found in the African savannah.
The Africanus had a larger brain and smaller teeth. It had ape-like features like long arms, sloping face.
The shape of this pelvis proved Australopithecus africanus was able to walk upright on two legs.
Australopithecus africanus is an extinct species that lived in the Middle Pliocene to Early Pleistocene of South Africa.
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