Take the following as truth: But he was among the first to explore them with a level of intellectual verve and artistic sophistication that suggested to blacks and the world that there was, within the American dilemma of race, not only the expression of mere local and immediate political protest but the broad and rich possibilities of the human condition itself.
Then the following statement: "His work appealed mostly to black readers." is true, false, or inconclusive?
Answer: Inconclusive