How did expansion affect men like John Jacob Astor? a. As free Africa

How did expansion affect men like John Jacob Astor?

a. As free African Americans, men like Astor could settle in the West and make a life for themselves.
b. As displaced Native Americans, men like Astor could relocate in the newly acquired land of the
West or Florida, making a new life for themselves.
c. Expansion gave entrepreneurs like Astor the opportunity to create prosperous immigrant neighborhoods like Astoria, New York.
d. Expansion gave entrepreneurs like Astor the opportunity to create prosperous companies in the
West.
e. Expansion gave immigrants like Astor the opportunity to work hard in an industrial mill and one day save enough money to start their own business.

ANSWER
D