Answer:
O <em>Conditions in the south after reconstruction led many African Americans to migrate</em>.
Explanation:
Fits best with the story.
Answer:
It led to more trading partners and more industries
Answer:
The history of the city of San Francisco, California, and its development as a center of maritime trade, were shaped by its location at the entrance to a large natural harbor. ... San Francisco was devastated by a great earthquake and fire in 1906 but was quickly rebuilt.
My Answer: Nixon recognized the citizen's Republic of China in an attempt to diminish the USSR's global influence.
Hope I helped! :D