Answer:
Hey there!
I think the answer is A. Security. As America was expanding, people went to the west for more jobs, (opportunity) and more land. Thus, they were more free to do what they wanted.
Hope this helps :)
D. Finance minister (sergei witte)
Answer:
C.
Explanation:
It was rejected by the colonists, so they remained separated.
They were used as slave labourers
the correct answer would be the letter choice A