Which of the gollowing eventually led germany to start world war 2?

Which choice describes some of the difficulties john adams faced as presidet

Which best explains parallel forces?

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.