Question

Which factor contributed to growing conflict over slavery from the 1820s through the 1850s?

Falling crop prices

Rapid industrialization

Rising tariff rates

Territorial expansion

Answer 1

Try reading this: http://en.wikipedia.org/wiki/Origins_of_the_American_Civil_War
Let me know if it helps.

Answer 2

Thats a long read... but thanks i'll try to read it lol. :)

Answer 3

I think its D... oh well.