Answer :
In Duncan v. Louisiana, the Supreme Court ruled that the Sixth Amendment could be incorporated to the states.
What is the Sixth Amendment?
The Sixth Amendment refers to an amendment to the Constitution of the United States of America which guarantee the rights of criminal defendants and source of the right to know and confront witnesses, including the right of an accused to a speedy and public trial, which should only be conducted by an impartial jury of the State and district.
In Duncan v. Louisiana, the Supreme Court of the United States of America ruled that the Sixth Amendment could be incorporated to the states.
Additionally, the due process clause of the Fourteenth Amendment to the Constitution of the United States of America allowed incorporation to take place in Duncan v. Louisiana.
Read more on civil rights here: https://brainly.com/question/580880
#SJP4