Can anyone identify and explain at least 2 similarities between prehistoric humans and humans today? (repost) i'd rly appreciate anyone's help, thanks in advance!:)

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Similarities between prehistoric humans and humans today

Explanation:

1. Both prehistoric and modern man comprise physical and genetic similarities between them.

2. Both prehistoric and modern man originated in Africa.

classical republicanism, also known as civic humanism, is a form of republicanism  developed in the renaissance inspired by the governmental forms and writings of  classical  antiquity, especially such  classical  writers as aristotle, polybius, and cicero.

which sentences ? that question is incomplete