22. Which of the following BEST describes how World War I affected African Americans? A. Many opened successful plantations in the South and faced relatively little competition from
other farmers.
B. In order to obtain funding from the government, many educational institutions opened their doors
to African Americans for the first time.
C. Due to the economic opportunities available in cities in the region, many moved from the South
to the North.
D. Forbidden from being employed in many of the northern factories, a large portion of the African
American population moved west in search of a better life.

C. Due to the economic opportunities available in cities in the region, many moved from the South  to the North.

Explanation:

African Americans have fought in every American war since independence from Britain and WW1 was no different. Despite the racist policies of the United States they answered the call to arms and went to Europe to fight for their country.

Apart from those that answered the call to arms, there were many who moved from the South to the North in order to take advantage of economic opportunities that the war offered as the North was the industrial powerhouse of the nation and would need to supply American soldiers and their allies with support needed to win the war.

the answer is b. 300t + 3/2xt