What gave rise to the slave trade?
A- The lack of a skilled labor force in the Americas and the decline of the West African population caused residents to seek a living elsewhere.
B- The shipment of gold from the Americas to Europe caused plantation owners to seek inexpensive laborers.
C- The death of many American Indians to disease and the planting of labor-intensive crops.
D- The global expansion of the spice trade and the rise of Christianity in the Americas.