Which statement describes the significance of the U.S. Supreme Court's decision in Miranda v. Arizona?
(A) Southern states could no longer maintain racially segregated public schools
(B) States could no longer have racial quotas as part of their affirmative action programs
(C) Individuals accused of serious crimes unable to pay for an attorney were entitled to a state-sponsored one
(D) Suspects had to be told of their right to have an attorney present or to remain silent during police interrogations