Which statement best describes how the background on Emmett Till life helps us understand the impact of his murder? A. Because he was an independent boy, he didn't care to listen to his mother's warnings about how to act in the south. B. Because he has never been to south before, he did not believe his uncles stories about racial practices in Mississippi. C. Because he grew up in Chicago, he never expirenced racism and, as far as he was concerned, he saw himself as being equal to white people. D. Because of his upbringing, he did not act how white southerners expected blacks to act, so his murderers singled him out as a sign of unwanted racial progress.