To help other people realize something that might not be common sense to them.
Paul Revere used his profession as a mean of protest in the 1760s by creating engravings to promote colonial protests.
Answer:
Mass media deals with the various methods (print, broadcast, social) used to send information out. It has a very strong effect on both public opinion and public policy in the United States. It is both a tool for the average American and the government.
