What problems did the emancipation proclamation solve for the union?

 D

Explanation: The Emancipation Proclamation was an executive order issued by Abraham Lincoln on January 1, 1863. 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.

Social darwinism refers to the the theory that people who succeed in our economic system will one day out compete those who fail. one day the rich will out succeed the poor so we'll that there will eventually be no more poor

They would be more crops at 1a and 1b more than 1c