The Supremacy Clause states that
The United States Constitution is the ultimate law of the country.
the Judicial Branch has the ability to regulate the constitutionality of all legislative acts.
the states have the right to nullify any Federal law they deem unconstitutional.
Congress has the power to make all laws necessary to the maintenance of the powers granted to it under the Constitution.
no one branch of the United States government has supremacy over any other.
Which of these was not a problem that the Federal Government faced under the Articles of Confederation?
It could not draft soldiers or maintain an adequate militia.
It had no established national currency.
It could not raise or levy taxes on citizens.
It was in massive debt from the Revolutionary War.
All of these were problems faced by the Federal government under the Articles of Confederation.