In ancient China, the perennial challenges of ruling a very large territory , keeping cohesion and unity were already present and due to technological limitations, they were even bigger than they are today. In the kingdoms of ancient China, the feudal local lords, rich and powerful, had the real political power despite any sworn loyalty to the kings. The Zhou kings were kings but they did not control the feudal lords effectively, they were politically weak.
It is B, a sudden overthrow of an existing government
Hi there!
First of all, I agree with the other answer. But also have my own :)
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Utopianism is best defined as the aim of creating the perfect society.
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I hope that helps!