Hi I'm having trouble with these three question, this is for ap human geography. I'm having an test on this and it will be helpful if you guys can help me understand this. Thank you. Free Response...

Hi I'm having trouble with these three question, this is for ap human geography. I'm having an test on this and it will be helpful if you guys can help me understand this. Thank you.

Extracted text: Free Response Question (FRQ) 1. What are the three tenets of Wallerstein's World Systems Theory 2. Define the three tiers and give an example of each. a


Extracted text: 12. What did the United States do to address Mackinder's concern of Stalin controlling countries of Eastern Europe?