Answer:
D. Checks and Balances
Explanation:
A checks and balanced system is where every branch checks and limits the others.
They observed and shared ideas
A pyramid is usually used as a tomb, but I think they can be used as an arena as well.
You can search this up on the internet if you are not completely sure.
hope this helps :)
Because of their alliances and because of imperialist greed
The five events that made the United States a superpower are the:
1. Rise of USA's Economy after the events of World War 1
2. USA's role in World War 2 that toughens their standing as one of the most powerful country
3. After events in World War 2 where USA helped to rebuild Europe and gained economic power and influence
4. United Nations and North Atlantic Treaty Organization that is mostly founded and controlled by USA along with other founding nations.
5. The fall of the USSR during Cold War.
This 5 events made the USA a superpower because of USA's victorious battle against its enemy countries and World Wars, its big economy that boomed in several decades and helped many countries, and their founding of several national organizations that caters to every country.