In the period of industrialization, it was easier to harvest crops so supply went up and demand stayed the same causing prices to drop. The "newly" freed slaves also started farming, increasing the supply.
I believe it was fewer regulations, and lower taxes :) I hope this helps!
Your best choice here is option C as America went to war with Spain over control of Cuba because of their economic interests in the island.
Pyongyang is the capital of North Korea.
Carl Vinson's work <span>in naval expansion aided in defense needed during the Pearl Harbor attack</span>
