The famous case of Gideon v. Wainwright established the right of citizens to: a. counsel in a civil trial b. be informed of their constitutional rights c. remain silent after being arrested d. counsel in a criminal trial e. privacy in their personal associations

The correct answer is d) counsel in a criminal trial.

Explanation: The case of Gideon Wainwright, is a major case in United States Supreme Court history that ruled that it is a fundamental right for the state to provide a counsel in a criminal trial. In the Gideon case, he was accused of felony and the Supreme Court ruled that states are required under the Sixth Amendment of the U.S. Constitution to provide an attorney or counsel to defendants in criminal cases provided the defendants are unable to afford their own attorneys.