The Legislative branch makes the laws. The laws are written, discussed and voted on in Congress. There are 100 senators in the Senate, two from each state.
I would think B
I would get a second source on this though
Nationalism and imperialism encouraged each nation to pursue it's own in complete for power
A. 90,000 freed slaves were enrolled in schools by the end of 1865.
Hope this helps!
There are many examples like protest, gathering like parties, and political announcements