Final answer:
The Federal Communications Commission (FCC) has jurisdiction over radio transmissions made during a call. It regulates interstate and international communications by radio, television, wire, satellite, and cable.
Step-by-step explanation:
The authority that has jurisdiction over radio transmissions made during a call is the Federal Communications Commission (FCC). The FCC was created by the Communications Act of 1934 to replace the previous regulatory body, the Federal Radio Commission (FRC). The FCC regulates interstate and international communications by radio, television, wire, satellite, and cable, and is responsible for assigning frequencies, setting standards, and overseeing other forms of broadcasting and telephones.