Much of Renaissance architecture imitated the architectural designs of ancient

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.

Under president reagan, the united states began to develop the strategic defense initiative, nicknamed "star wars.” what was the goal of that plan?

What is a characteristic of hunter-gatherer societies?