Answer:
B. Republicans had gained power in the Senate
Explanation:
Europeans started to enslave Africans.
They started to use slaves instead of indentured servants, because the investment was better. Indentured servants only served for a few years, and then were granted freedom, while slaves were purchased and used for their entire lives. The investment of a slave was better than an indentured servant.
Yes, that's in fact true.
<span>Now imagine that happening to an entire continent. This was the effect of Europeanimperialism in Africa in the late 19th century through the mid-20th century. ...Imperialism changed all this, as Europeans disrupted these traditional ways and imposed their beliefs and social structures on colonized Africans.</span>