Question

In the United States, which level of government has the highest authority?

State
County
City
National

Answer 1

The national government is the highest form of government in the United States of America

Answer 2

Hello! 

The state is in charge of the city, and the city is in charge of the county. National is in charge of everything. This is stated in the US Consitution that it is the highest governing position. 

I hope this helped!

I am, yours most sincerely,
SuperHelperThingy