A client is on trial for a violent offense and the defense claims the client was legally insane at the time of the act. According to the M'Naghten Rule, which criterion must be met for the insanity defense to be valid?

The client was unable to distinguish right from wrong due to a mental disorder at the time of the crime.

The client had a documented history of mental illness prior to the crime.

The client was compelled by uncontrollable impulses to commit the act.

The client was unaware of the consequences of their actions due to intoxication.