Which statement describes the role of the national government in a federal system

the national government balances the powers of the states.

Explanation:

National government is government at the nation state level. It is usually the responsibility of this level of government to strike a balance between state governments, the maintenance of national security, the exercise of international diplomacy and even the binding right to sign treaties. Basically, the central government has the power to create, edit, or repeal nationwide laws. National government within this framework are the ministries and government departments and agencies to which government ministers are assigned.

The role of the national government in a federal system is to balance the power of the states.