Answer:
i believe it is d but it may be b
Explanation:
No se han dicho que no se ha dicho que ha sido un poco de teléfono de vuelta a las dos a las que han dicho nada de que no se han dado la cara para la que han
Europeans started to enslave Africans.
They started to use slaves instead of indentured servants, because the investment was better. Indentured servants only served for a few years, and then were granted freedom, while slaves were purchased and used for their entire lives. The investment of a slave was better than an indentured servant.