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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T<span>o “centralize power” means to concentrate the power in one part of the government. It increases the </span><span>power of an absolute monarch because it takes away the power from the people and the monarch gets all the authority.
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Answer:
To the extent that the concepts, values and beliefs between southerners and northerners intensified the conflict between them.
Explanation:
As you may already know, the American civil war had political and commercial divergences as main reasons, however, cultural values and all the elements related to this intensified the conflict between northerners and southerners, who, for cultural reasons, had different beliefs, values and concepts and built a great intolerance with these elements between them.