Answer:
It proclaimed the freedom of slaves in the ten Confederate states still in rebellion. It also decreed that freed slaves could be enlisted in the Union Army, thereby increasing the Union's available manpower.
So I'm guessing D or B.
Church and state were legally separated. A two-party political system was enacted. Jewish men were allowed to serve in the military. Women were granted the right to vote.
Emigration i think.........
It would be the rope that led to the end of the open range