Governments create laws and rules to do what

How does federalism limit the power of government in the united states? a. it requires the national government to share power with state governments. b. it ensures that one state cannot make laws that affect all the other states. c. it requires the three branches of the national government to share powers. d. it allows the judicial branch to rule on laws that affect the entire country.

Explain at least three factors economists consider the measurement of success, or shortcomings, of the economy? and give examples.

Which article of the us constitution addresses the issue of interpeting the laws of the united states