C. New york's black population increased by 66 percent
The answer to the first question is the first choice.
The answer to the second question is the third choice.
Slavery was still an issue, so Congress had to pass the Missouri Compromise. There were equal amounts of slave and free states before Missouri requested statehood, so there was much debate on whether Missouri should represent a free or a slave state in Congress, meaning whichever group it represented would get more representation in Congress. So, Maine was admitted as a free state at the same time Missouri was admitted as a slave state, creating the Missouri Compromise.
I think the answer is smith recognized that capitalism was only a short transition period on the way to communism
Because initially, the society will rebel against the capital owners and the strength will fall to the mass
hope this helps