Which of These Statements Accurately Describes Racial Segregation in the United

Which of these statements accurately describes racial segregation in the United States?

A) As segregation was made illegal, it slowly disappeared.
B) Lower-income members of minority groups are more likely to live in ethnically-segregated neighborhoods than are wealthier members of the same groups.
C) Economic differences are almost exclusively the reason for segregated neighborhoods in the United States.
D) Segregation of all racial minority groups has been increasing since the 1970s.