Answer:
In early civilization, Mesopotamia and Mesoamerica are diverse from early South America because people in the Americas developed an entirely different menu of foods than those in Mesopotamia and Mesoamerica. The areas in which civilization developed in Mesoamerica include Mexico and Mesopotamia include Sumerians. Also, people in South America were hunter-gathers people. Mesopotamia and Mesoamerica people weren't.
In South America, early civilizations developed along the coast. All three regions had rainy areas, dry places along the coast. Because of the different types of land and weather, a variety of plants and animals lived there. All three regions also developed a system of trade.
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