Choose three answers. From the viewpoint of the northern states, what were the main causes of the Civil War?
A. They believed that owning slaves was wrong and should be outlawed.
B. They should have more representation in the government due to larger population.
C. The southern states were able to get high prices for their cotton and tobacco.
D. The protective tariff on manufactured goods supported their manufacturers.
E. Confederate States of America were anti-American rebels.
The growth of the western states was a threat.