In addition to the ideas expressed by National Socialism, what motivated students to become active in the Hitler Youth?

Which of the following is an example of the pull factor known as economic migration? a. better educational opportunities pulling people towards a new country b. mexican laborers entering the us to work in agricultural jobs c. joining family members that are already in a new country d. crop failures driving people away from their country i am unsure on this question, i was thinking b? but i could be wrong.

World war i brought increased immigration to the united states from which country? germany france italy mexico

In what way did expansion and global trade during the 15th to 18th centuries affect the economies of european countries?