What prompted congress to pass the war powers resolution

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.

Describe the indian removal from north georgia. was the evacuation carried out according to plan? explain

List a few examples of city-states that practiced oligarchy in ancient greece