When a Recent Pew Survey Asked a Sample of Americans

When a recent Pew survey asked a sample of Americans why blacks had such a difficult time getting ahead, most:

A) African Americans said the cause is racism, while most whites did not agree.
B) African Americans said that blacks didn't try hard enough, while most whites didn't agree.
C) African Americans and whites said that the cause is racism.
D) African Americans and whites said that the reason is that blacks don't try hard enough.
E) none of the above