Why did Spanish plantation owners in the West Indies begin using enslaved Africans instead of enslaved natives? a Plantation owners could trade food and clothing for enslaved people.
b European diseases had killed much of the native workforce.
c Plantation owners wanted to help enslaved Africans pay their debts.
d Africans would only sell enslaved people to plantation owners.

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.