Answer :
The United States chose to use a federal republic model (E) when they were writing the Constitution to frame the construction of the U.S Government. As a federal republic power is shared between the central government and federal entities which in the case of the U.S. are states.
1)Which system did the new government created under the Constitution use?
Answer
The federal republic model.
Explanation
in the Federal model the powers are shared between the national government and local governments .
Federal means belonging or relating to the national government of a federal country rather than to only one state within it.