Answer:
He keeps information hidden and this can be dangerous for him. He tries to blur the lines between being white and being a black male.
Step-by-step explanation:
This author - which actually is unknown. He lets you know that he keeps secrets from the world in the fact that he can pass for a white gentleman even though he is black. He is dealing with the truth of his identity. He believes that legal emancipation cannot improve the opportunities that are available to black Americans.