4. Which of the following statements best explains the
significance of Amendments 9 and 10?

Whereas the Ninth Amendment provides that the enumeration of certain rights in the Constitution does not deny or disparage other Un-enumerated rights retained by the people.

The Tenth Amendment clearly reserves to the states those powers that the Constitution neither delegates to the federal government nor prohibits to.

Explanation:

The Ninth Amendment says, "The enumeration in the Constitution of certain rights shall not be construed to deny or disparage others retained by the people.

 The Tenth Amendment says, "The powers not delegated to the United States by the Constitution, nor prohibited by it to the States, are reserved to the States

Good luck