The Civil War Resulted in the End of Slavery, the Weakening

The Civil War resulted in the end of slavery, the weakening of states' rights, the creation of a national banking system, promotion of large-scale business, and expanded federal powers. What conclusion can you draw from those facts?

A) The war had staggering economic cost.
B) The South would have changed even without the war.
C) In many ways, the war initiated a new American revolution.
D) The North changed more than the South as a result of the war.
E) It was good that the war occurred.