In Boykin V

In Boykin v. Alabama (1969) , the U.S. Supreme Court ruled that

A) when a guilty plea rests on a promise of a prosecutor, it must be fulfilled.
B) defendants must uphold the plea agreement or suffer the consequences.
C) a plea of guilty may be accepted for the purpose of a lesser sentence of a defendant who maintains his or her innocence.
D) defendants must state that they are voluntarily making a plea of guilty.