Final answer:
The right-wrong test of insanity is known as the M'Naghten rule and is used in law to determine criminal responsibility based on a person's mental state.
Step-by-step explanation:
The right-wrong test of insanity is known as the M'Naghten rule. It is a legal test used to determine whether a person can be held criminally responsible for their actions based on their mental state at the time of the offense. The M'Naghten rule focuses on whether the accused knew the nature and quality of their actions or if they knew that their actions were wrong.