Answer:
Radio Act 1927
Step-by-step explanation:
Radio Act 1927 -
The act was the improved version of the Radio Act 1912 , which helps to increase the control of the federal government on the radio communications .
And a new entity known as the Federal Radio Commission was established .
It was the very first time that the station need to show " in the public interest, convenience, or necessity " , that would enable the radio stations to get proper license .
Hence , from the given information of the question ,
The correct answer is Radio Act 1927 .