Which factor contributed to the establishment of the transatlantic slave trade?
A.
Indentured servants went on strike in the southern colonies to prove their worth to
the farming system.
B.
European diseases killed many American Indians, causing a labor shortage in the
American colonies.
C.
There was a lack of skilled labor in the American colonies due to lack of training.
D.
A demand for slaves in the industrialized American colonies made it necessary to
participate in the trade.