Answer A
I believe the correct answer is choice A because wealthy people are known to live in the centers of cities or attractive places.
When something happens, energy is changed from one form into another. When you climb stairs, chemical energy in your food is changed into kinetic energy by your muscles, and into potential energy as you raise your body against gravity. The amount of energy transferred is measured in JOULES.
Nation states are difficult to create because of colonies ((tell me if u need to know why because I can help with that))
B I s the right answer good luck
