First and Last one
They did believe their culture was superior, that's obvious. During this they also got lots of benefits from the colonies.
Answer:
a competition between nations for superiority in the development and accumulation of weapons, especially between the US and the former Soviet Union during the Cold War.
Many economic powers have been granted Washington under the Constitution: the power, for example, to lay and collect taxes; to coin money and set its value; to regulate interstate commerce; to promote the sciences and arts. The Constitution recognizes the right to own property and enter into contracts.
Historians views influence how they interpret the past. This explains the existence of different schools of thought and different approaches to historical interpretation.