This overview of the event known as the transatlantic slave trade shows a ... the notion of racial inferiority was used by Europeans to justify the enslavement of millions of Africans. ... From the European point of view, slave labor was crucial for economic ... African laborers toiled from sunup to sunset under grueling conditions
The Constitution of the United States is the supreme law of the United States of America. The Constitution, originally comprising seven articles, delineates the national frame of government.
C) They were wealthy and came to the United States to open businesses.
Aqueduct is that canal. I'd choose none of the above as the aqueducts was firstly built in ancient Rome. But there's no such option. So the closest option is the first one A.Greeks