John sugarman killed his mother with a direct gunshot to the head. at trial, john attempted to raise the defense of insanity. the following information was discovered at trial: (i) john’s expert psychiatrist diagnosed him with schizophrenia; (ii) john claims he heard “voices” in his head from the devil ordering him to kill his mother; (iii) john used a silencer on his weapon; (iv) after completing the crime, john attempted to dump the body in a river; and (v) john told the police “he did a bad thing.” in a jurisdiction that utilizes the m’naghten test, is john not guilty by reason of insanity?