The Supreme Court Opted to Grant FCC Rule-Making Authority Over

The Supreme Court opted to grant FCC rule-making authority over cable television so long as its rules were reasonable ancillary to broadcasting and over-the-air television stations in what decision?

A) Hoover v. Intercity Radio (1923)
B) U.S. v. Zenith Radio Corp. (1926)
C) Red Lion Broadcasting v. FCC (1969)
D) U.S. v. Southwestern Cable (1968)
E) none of the above