What Did Authors Like Jessie Fauset and W

What did authors like Jessie Fauset and W. E. B. Du Bois think the purpose of black literature should be?

A) to promote a positive image of blacks, and help resolve racial conflicts
B) to be very political, and stay away from fiction or imagined situations
C) that art should portray ordinary, even poor black people, with their good and bad sides
D) that art should be an expression of black nationalism, like Garvey was expressing