Which of the Following Was the Ruling in Gideon V

Which of the following was the ruling in Gideon v. Wainwright that led to significant expansion of the rights of accused persons?

A) An individual had to be warned that they had the constitutional right to remain silent.
B) Law enforcement officers needed to obtain a warrant before conducting a search of an individual's property, including automobiles.
C) People accused of a felony without the means to hire an attorney had to have court-appointed attorneys made available at government expense.
D) Individuals accused of a crime had the right to one phone call.
E) Only criminal defendants charged with murder had the right to legal counsel.