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Approximately 2 million years ago the genus Australopithecus gave rise to a new genus, Homo. Today, we retain the genus as Homo sapiens. What important fossil evidence MOST likely helped scientists change the classification of those early human ancestors?

User Ericmp
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Answer: B

Explanation: Teeth and skull size

User DrDavid
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The answer is skull and teeth size


User Bibhudatta Sahoo
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