Final answer:
West Africa received the largest number of African slaves in the Atlantic Slave Trade. Regions like Senegambia, Bight of Benin, Kongo, and Bight of Biafra played a significant role in supplying slaves to various European colonies in the New World.
Step-by-step explanation:
The region that received the largest number of African slaves in the Atlantic Slave Trade was West Africa. West Africa played a significant role in supplying slaves to European countries and colonies in the New World. For example, regions such as Senegambia, Bight of Benin, Kongo, and Bight of Biafra were major sources of slaves for Portuguese Brazil, French Saint Domingue, and British South Carolina.