Slavery in the American Colonies ______

Slavery in the American colonies ______.

A) was introduced by English settlers from Barbados in the late 1600s
B) was introduced as a policy of the English government in the early 1700s
C) was introduced as part of the charters establishing the southern colonies
D) did not become important until after the Revolution, with the invention of the cotton gin
E) was established in the northern colonies first