Final answer:
The powers that neither rest with the federal government nor are prohibited by the constitution are reserved for the states and the people, according to the Tenth Amendment.
Step-by-step explanation:
The powers neither rest with the federal government, nor are prohibited by the constitution are reserved powers that remain for the states and the people. This is defined in the Tenth Amendment of the Constitution, which states that: "The powers not delegated to the United States by the Constitution, nor prohibited by it to the States, are reserved to the States respectively, or to the people."