Unlike Booker T. Washington and W.E.B. DuBois, Garvey advocated black separatism as the best chance for African Americans to prosper, as shown in the second answer option.
We can arrive at this answer because:
Marcus Garvey did not believe in any of these approaches, as he believed that the black population should not be inserted, but rather separated into society, as only the separation between whites and blacks would promote prosperity for blacks, as whites would not harm them.
You can find out more about the differences between these thinkers at the link below:
https://brainly.com/question/14949741