A federal system is one:1. where constitutional authority is divided between a national government and state governments.2. constitutional authority is centralized in a national government. 3. constitutional authority is unlimited. 4. constitutional authority is divided among multiple branches of the national government. 5. constitutional authority is decentralized, only residing in state governments.

Federal system is a combination of two autonomous governments that involves general government with regional governments in a single political system.

Explanation:

Option 1. is the correct answer, a federal system refers to a system where constitutional authority is divided between a national government and state governments. It divide powers between a central national government and local state governments that are connected to one another by the national government.

industry had made the u.s. the richest nation in the world at this time. the second industrial revolution caused growth in industry and transportation, which allowed increased trade between nations.

they can increase to boost the enonomy.