Which of the following best explains the outcome and significance of the case described?

a: in miranda v. arizona the supreme court ruled that it is the attorney's duty to inform suspects of their rights.

b: in miranda v. arizona, the supreme court decided that it is the citizens' responsibility to be aware of their own rights.

c: in gideon v. wainwright, the supreme court decided that every person who was convicted at trial and did not have an attorney deserves a new trial.

d: in gideon v. wainwright, the supreme court ruled that every state must provide an attorney when the defendant cannot afford one.