Why was african slavery introduced to the americas? a. the spanish needed a large army to defeat the native americans. b. a potato famine in africa forced millions of starving africans into slavery. c. slaves were needed to work on the sugar plantations. d. the spanish conquered africa and took millions of africans as slaves.

C. Slaves were needed to work on the sugar plantations.

Explanation:

There were different types of slaves such as field workers and house slaves. Field workers were mainly required for sugar plantations in America. Most islands in the area consisted of a number of sugar cane fields where these slaves worked on the plantation and maintenance of the area. Most of the slaves were Negros belonging to Africa. By 1860, there were at least at least four million slaves being used as laborers for plantations. 60% of them mainly worked in cotton fields.

the exclusive possession or control of the supply or trade in a commodity or service.