Answer :

They were a 13 evening radio that the President Roosevelt addressed. 

Answer:

A. use of mass communication to speak to American citizens.

Explanation:

A. use of mass communication to speak to American citizens.

B. examples of persuasive speech used by an elected representative.

C. use of appeals to reason and ethics in a speech given by a U.S. president.

D. time in history a president clarified his administration's achievements to the  people.