Question

Because people from the caribbean do not consider themselves of the same race as african americans, it can be said that race is a(n) ______.

Answer 1

It can be said that race is a social construction.
Social construction means that it was created by people and is not necessarily true or existing at all. The fact that these people do not consider themselves to be the same race as African Americans means that the concept of race doesn't even exist in the first place.