Well, all dynasties wanted China to restore order. So I will go with D. All of the above,
The answer is B. In a federalist system of government, like in the US, the powers are divided between the national and state governments, meaning this that each state has authonomy in certain degree to implement and manage their own laws, as long as this does not affect or contradict the Constitution. This system of government was implemented in the XVIII century as a way to ensure the individual liberties of americans.
They include "We the People" to show that they speak on behalf of not only themselves, but everyone in the US
Good luck!
-RxL