The National Association for the Advancement of Colored People (NAACP), founded in 1909, worked mainly to
Afight racial discrimination and secure civil rights through legal action
Borganize industrial labor unions
Cpromote Prohibition
Dexpand the western frontier
Explanation
The NAACP, co-founded by W.E.B. Du Bois, used lawsuits and advocacy to challenge segregation and disenfranchisement.