What is the purpose of the thesis statement in a research paper?

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.

The principle of checks and balances is based on the notion that

Music the height of a wave or the amount of the wave carries is the amplitude. a. air b. nodes c. speed d. energy