When the Supreme Court, in Gideon v. Wainwright, ruled Clarence Gideon was to be appointed legal counsel, they incorporated that right to all people. What mechanism allows the Supreme Court to do this?
A) The Supreme Court uses the due process clause of the 14th Amendment to incorporate the Bill of Rights on the states.
B) The Supreme Court uses their Article III powers to incorporate the Bill of Rights for all citizens of the United States.
C) The Supreme Court uses the equal protection clause of the 14th Amendment to incorporate the Bill of Rights on the states.
D) The Supreme Court uses the citizenship clause of the 14th Amendment to incorporate the Bill of Rights for all citizens of the United States.