Dr. Carl Sauer hypothesized that there were 11 separate centers of plant and animal domestication during the First Agricultural Revolution. Based on his hypothesis, which of the following statements is true?

Sauer’s hypothesis identifies 11 separate centers of domestication, meaning agriculture arose independently in different regions rather than spreading from one single center. This supports the statement that agriculture developed independently among ancient civilizations. The hypothesis does not imply that every civilization domesticated the same plants and animals.

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