In the 1969 Case of Red Lion Broadcasting Company V

In the 1969 case of Red Lion Broadcasting Company v. Federal Communications Commission, the Supreme Court upheld the FCC's determination that a radio station was required to provide a liberal author with an opportunity to respond to an attack from a conservative commentator that the station had aired based on the regulation known as the

A) equal time rule.
B) balance rule.
C) right of rebuttal.
D) fairness doctrine.