Why is congress’s oversight function considered to be an important part of the american system of checks and balances

The congress oversight’s function is considered to be important in the American system of checks and balance because they are responsible of monitoring and providing review with the activities and implementation that is happening in the federal agencies as a way of having to establish equality and fairness among the nation.

a social contract.

"a social contract is an agreement between citizens and their leader where the citizens give up certain freedoms in exchange for protection. the constitution of the united states is an example of a social contract."