Question

the first federal regulations for radio were used to ____. improve communication between ships at sea decide who could broadcast information over the air waves mandate that radio stations be licensed to operate limit the ability of fm radio to rebroadcast am content

Explanation:

The first federal regulations for radio aimed to manage who could broadcast over the air - waves to prevent interference and ensure orderly use of the radio - frequency spectrum.

Answer:

B. decide who could broadcast information over the air waves