To ensure that a defendant receives a fair trial

A.a judge has the power to impose a gag order on the prosecutor that prohibits him from making out of court statements to the news media about specific aspects of the case.

B.a judge has no power to impose a gag order on the defense attorney that prohibits him from making out of court statements to the news media about specific aspects of the case because the defense attorney is not an agent of the state and such an order would violate his right to freedom of speech under the First Amendment.

C.a judge has the power to impose a gag order on witnesses that prohibits them from discussing their proposed testimony with the news media.

D.both a and c.

E.None of the above.