Between 1971 and 1974, the Supreme Court

Between 1971 and 1974, the Supreme Court

A) expanded its school desegregation and busing rulings to apply even to cities that had never been found guilty of deliberate and de jure racial segregation.
B) restricted its school desegregation and busing rulings to apply only to cities found guilty of deliberate and de jure racial segregation.
C) declared busing as a strategy for desegregating schools unconstitutional under any circumstance.
D) did not rule on school desegregation and busing conflicts despite widespread controversy over their legality.