By the end of the Civil War,
A. many Confederate leaders had been tried for treason.
B. African Americans had gained full citizenship.
C. the South’s economy had been destroyed.
D. Congress had passed legislation to rebuild the nation.

Respuesta :

Tuniss
C. the South’s economy had been destroyed. 
By the end of the Civil War, C. the South's economy had been destroyed.
North had won and destroyed everything good in South as a result of this War. South had to rebuild its economy after  the war, which took a long time to do.