Studies Conducted on Desegregation After the Brown V

Studies conducted on desegregation after the Brown v. Board of Education ruling in 1954 found that:

A) desegregation had no effect on prejudice.
B) desegregation led to an increase in prejudice of Whites toward Blacks.
C) desegregation led to a decrease in prejudice of Whites toward Blacks.
D) desegregation only decreased prejudice in schools but not in the workplace.