What is one major reason that blacks, as opposed to other ethnic groups, were enslaved?

Question

Quizplus · Accepted Answer

Blacks were enslaved largely due to their physical and cultural differences, making them more easily identifiable as slaves and less likely to blend in with the white population. Other ethnic groups, such as Native Americans, were not as easily distinguished from the white population and were therefore less likely to be enslaved en-masse.

What Is One Major Reason That Blacks, as Opposed to Other