Perhaps the Most Important Problem with the M'Naghten Rule Is

Perhaps the most important problem with the M'Naghten rule is that

A) it is outdated.
B) it does not address the situation of a defendant who knew the difference between right and wrong but nevertheless was unable to control his or her actions.
C) it does not distinguish reliably between behavior that is uncontrollable and behavior that is simply uncontrolled.
D) the substantial-capacity test of the American Law Institute's Model Penal Code is identical.