Answer:
Explanation below
Step-by-step explanation:
Advantage of federalism
1. Power is shared among the government.
2. Protecting the citizens especially from tyranny
3. Effectiveness is also seen.
Disadvantages
1. Competition among the arms of government, that is national and state.
2. People are affected due to the competition.
3. A law in one state may be undermined in another state.
It would have been better if the federal government can create a law against Criminal acts which will be adopted by all the states in the United States. This unified law will make all the states to inflict the same judgement on all the criminal acts. And this will prevent each state from making their own law, where it is possible that a punishable act in one state, may be allowed in another state.