Final answer:
Federalism decentralizes our policies by sharing power between the central government and state and local governing bodies. Examples include education responsibilities, traffic laws, and criminal laws. The correct answer is 3.
Step-by-step explanation:
Federalism decentralizes our policies by sharing power between the central government and state and local governing bodies. It allows states and local communities to address policy issues based on their specific needs and interests. Examples of how federalism decentralizes our policies include allocating education responsibilities to local school districts, letting states determine their own traffic laws, and allowing states to set their own criminal laws. Therefore, the correct answer is 3. Establishing a national minimum wage.