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One hypothesis about aging is that when _____ began, adults developed brains that promoted more planning, remembering, and strategizing than was previously necessary.

Answer :

alexmabecerra

Answer:

The answer is agriculture.

Explanation:

Agriculture is sometimes described as the greatest discovery in humanity's History, precisely because it was a landmark in the progress of human societies. The reason is it allowed people to settle in a definite location (i.e. they became sedentarian), which meant a person was assigned a specific role in the community.

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