Respuesta :

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Answer:

Explanation:

While China had the Hang-He River Valley, Mesopotamia had the Tigris and Euphrates River Valley which both had to make people adapt to them. In China people had to built complex flood control systems and Mesopotamia had to build bridges. Trading was an important characteristic from Ancient China and Mesopotamia.

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Difference: China had the Hang-He River Valley, Mesopotamia had the Tigris and Euphrates River Valley

Similarities: They both started by a river. Also, they both had early writing. Finally, both civilizations made great inventions. Both of the civilizations flourished for a long time.