Answer: Federalism
Step-by-step explanation:
The federalism is one of the type of government based system and it is also known as the dual political system. It is the combination of both the local and the state government and the power is specifically divided between these two types of government.
The importance of the federalism is that it provide the various types of principles and the controlling authority to the system for the purpose of managing all the democratic rules.
According to the given question, the Federalism is one of the type of political structure that helps in represent the dual government system in the United state constitutions.
Therefore, Federalism is the correct answer.