Q: You are given a concept, and a list of answers. You should generate a question about the concept that leads to the given answer(s).
concept: W E B Du Bois answers: ['Writings', 'The Souls of Black Folk', 'John Brown', 'The Negro', 'W.E.B. Du Bois on Asia', 'Darkwater', 'The world of W.E.B. Du Bois', 'The illustrated Souls of Black folk', 'The suppression of the African slave trade to the United States of America, 1638-1870', 'Dark princess']
A:
what book did w.e.b. dubois wrote?