For the Case Against United States Federalism, It Has Been

For the case against United States federalism, it has been argued that one of the main effects of federalism was

A) to let white majorities in the southern states enslave and then discriminate against black people.
B) to encourage multiple amendments to the Constitution, thus creating an unusable, overlegislated system.
C) to create states' governments, which were too strong in regards to trying to end the Great Depression.
D) to encourage discrimination at lunch counters during the 1960s by the majority of southern and western states.
E) All of the above are correct.