What Is the Right to Counsel and Where Did It

What is the right to counsel and where did it originate?

A) The right to an attorney, originating in the Sixth Amendment and broadened in Gideon v. Wainwright (1963)
B) The right to an attorney, originating from the Fourth Amendment and broadened in Hudson v. Michigan (2006)
C) The right to offer religious instruction and spiritual guidance, originating from the First Amendment and clarified in Lemon v. Kurtzman (1971)
D) None of the above