Can someone answer this about Hawaii Will give the brainliest to those who answer it correctly and fully

Briefs filed by groups that care about how a case turns out?

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.

Awriter agreement is what ? a. contact b. investment c. solvency d. tariff