Answer:
Options A., C., D., and F
Explanation:
United Nations are widely known as an international organization whose mission is to maintain and ensure there are peace and security, along with cooperation and civil relations among various nations.
Some of the UN responsibilities include the following:
1. provision of peacekeeping forces to areas of conflict.
2. Assist in settling legal disagreements between conflicting nations.
3. Assists with humanitarian relief in areas hit by natural disasters.
4. Ensure there are sanctions against countries that violate human rights
Since economics is considered a part of science, so the economist is the scientist that studies the distribution of goods and services. Economics is considered a kind of social science. It actually deals with production, distribution and consumption of various goods and services. I hope the answer helps you.
A the American revolution
France, Spain and i think Britain. Im not sure of the last one