Answer:
By them moving to the frontier, they were advertising how they wanted to move there. They would show people the amazing aspects of the rest of the country, inspiring them to move there as well.
Answer: There was fear and prejudice towards the Germans and Communist and that expanded to include all immigrants. They signed the Emergency Quota Act, which limited immigration: only allowing a certain percentage of ethnic groups into the united states.
Free market or capitalism.
Answer:
In the late 20th century, mass media could be classified into eight mass media industries: books, the Internet, magazines, movies, newspapers, radio, recordings, and television.
Explanation:
Hope this helps
It's kinda hard to explain but I found a reliable website
http://www.history.com/topics/mcculloch-v-maryland
