Which excerpt from the Constitution expresses the principle of federalism?



O "The Judges, both of the supreme and inferior Courts, shall hold their Offices during good


Behaviour.



O "The President shall have power to fill up all Vacancies that may happen during the Recess of the


Senate.



O "All legislative Powers herein granted shall be vested in a Congress of the United States. "



O "The powers not delegated to the United States. Are reserved to the States respectively. "