What are the religious contributions of the incas?

Find and simplify an expression for the area of five rows of square with side lengths of x

The system of checks and balances ensures that

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.