What was the significance of having the president elected by the electoral College instead of by popular vote?

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.

How did the united states obtained the purchase of floridia to extand its frontiers to the pacific ocean

Why do you think the delegates to the first contintal congress believed that refusing to buy british goods would their cause?