Explain two arguments made in the 1920s for stopping more immigrants from coming into the us.

Protect US citizens and no need for labor:  the US turned to isolationism promoting a nativist approach, meaning they became anti-foreigner. Also changes to the economy and migration meant the US had enough labor to fill jobs. 

Fear of anarchy and communism created a push for anti-immigration reform and quotas to be put into place. Also the US had migration take place and African Americans had begun to fill the jobs many immigrants had once filled. 

Your answer would be a in this question good luck

The second , larger puritan colony of massachusetts bay was conceived as a "city upon a hill". but it also struggled with internal turmoil like the salem witch trials and external conflicts like king philip's (metacom's) war.