The correct answer is C) bicameralism.
A country is federal if it satisfies all of the following criteria EXCEPT bicameralism.
We can consider a government "federal" if satisfies the following characteristics: a geopolitical division, independence, and a direct government.
What results from the federal system of government in the United States is that State governments have some powers that the federal government does not have.
The United States government is a federal government with three branches under the system of checks and balances. The executive branch, the legislative branch, and the judicial branch. Under this system, none of the three branches has more power than the other.