According to the Text,minorities Move to the Suburbs for the Same

According to the text,minorities move to the suburbs for the same reasons that other people do,such as to have better schools and less crime.According to the chairman of the Chicago Housing Authority,urbanization:

A) is not about race but about social class
B) is about race because minorities are not welcomed
C) has been only for the upper-middle classes
D) really does not exist anymore
E) none of the above