Incompetent Evidence That Might Be Excluded by a Trial Judge

Incompetent evidence that might be excluded by a trial judge would include:

A) any evidence of insanity that the defendant might wish to introduce to support his or her defense.
B) evidence that has been obtained in violation of a marital communication that was privileged.
C) any evidence offered by that same judge who is hearing the case in a federal court.
D) b and c are both correct responses.