Who took control of Russia after ww1?

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.

Which of the following are requirements for serving on a federal jury?

Which of the four planes was hijacked first? a. flight 175 b. flight 77 c. flight 11 d. flight 93