Future inventions that someone needs to make

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.

How does district of columbia v heller relate to federalism

According to the law of supply,suppliers want to sell their product at prices