Question

In what two ways did emancipation of the slaves harm the Confederate war effort?

Answer 1

Because slaves were used reinforcements for Souther soldiers, the emancipation affected the number of soldiers available for the Confederacy, therefore, affecting their ability to fight effectively .
Slaves were also used to work in farms. The emancipation, therefore, also affected the economy of the South.

Answer 2

Its A and C. Hope this helps