Answer:
• States function as laboratories of democratic policy innovators.
• The federal government has the authority to establish a uniform policy whenever necessary.
Explanation:
The two of the most significant advantages of federalism for the formation of public policy in the U.S. would be:
1). States are permitted to create particular policies as per their discrete needs which help in better development of the states.
2). The federal possesses the authority to establish a steady policy as well if necessary or in case of any disorder or chaos.
3). They also function as work rooms for forming democracy and the innovators of policies.