If a Person Succeeds at Using the "Not Criminally Responsible

If a person succeeds at using the "not criminally responsible on account of mental disorder defence," which of the following is most likely to occur?

A) The person would express regret for having done so because of the stigma associated with mental illness.
B) The person would automatically be incarcerated in a psychiatric institution for exactly the same length of time as he would have been sentenced to prison if he had not used this defence.
C) The person may end up spending only a fraction of the time in a psychiatric institution than he would have been sentenced to prison if he had not used this defence.
D) The person may end up incarcerated in psychiatric institutions for much longer periods than he would have been sentenced to prison if he had not used this defence.