The United States' total cotton output tripled between 1816 and 1826. Cotton continued to rise in value as the nation's primary export, and by 1836, would make up two-thirds of all American exports in terms of value.
They end slavery because of amendments
I believe the answer is A, citizeship
The causes of the Cold War were rooted in the failure of the Allies (U.S., Great Britain, U.S.S.R.) to reach common peace agreements with regard to Germany and Poland at the Yalta and Potsdam Conferences. ... As a result, the Cold War polarization between the U.S. and the Soviet Union lasted for almost 50 years.
20 increased by 12.5% is 22.5
