Answer:
B. Tigris and Euphrates river valley
Explanation:
Well, based on the information and choices given your answer is going to be "<span>a. expanding China’s overseas trade"
This had been something that Zheng He had done that actually did some really great stuff back then.
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All of these men reacted to the newly minted wealth of the United States in different ways, however Carnegie was the most pronounced in the way he seized much of it for industry. Washington, on the other hand spread awareness.