The Distinction Between the Insanity Defense and Incompetence to Stand

The distinction between the insanity defense and incompetence to stand trial is

A) the insanity defense is only used if a person is diagnosed as chronically mentally ill, whereas incompetence to stand trial refers an acute mental state of incompetence during the time of the trial.
B) the insanity refers to the person's state of mind while he or she was committing the crime and incompetence to stand trial refers to the defendant's state of mind during the trial
C) The terms are interchangeable
D) If someone pleads insanity, capitol punishment is never considered as a punishment, whereas, it always is when someone is deemed incompetent to stand trial