Supporters of the American Federation of Labor felt that:

A. unskilled workers should be added to its membership.
B. organized workers helped the cause of all workers.

C. workers for companies like Ford did not need to be organized.

D. African American workers should be added to its membership.

How is this a question? ?

Contributing factors  leading  to the harlem renaissance were the great migration of african americans to northern cities, which concentratedambitious  people in places where they could encourage each  other, and the first world war, which had created new industrial work opportunities for tens of thousands of people.