Final answer:
Franklin D. Roosevelt used his "fireside chats" on the radio to communicate with the American public, exploiting the potential of broadcasting.
Step-by-step explanation:
President Franklin D. Roosevelt tapped into the potential of broadcasting with his famous "fireside chats" on the radio. These informal addresses allowed Roosevelt to communicate directly with the American public, explaining his policies and reassuring the nation during times of crisis. Between 1933 and 1944, FDR used the radio to broadcast his thirty "fireside chats" to the nation, utilizing the medium to its full potential as a tool for presidential communication and public engagement. These radio addresses were a series of broadcasts where President Roosevelt directly spoke to the American people, explaining his policies and actions. By utilizing the radio, Roosevelt was able to connect with the public and gain their support for his policy initiatives.