Final answer:
The defense that Jan is claiming is called the intoxication defense. The intoxication defense is a legal defense that may be used by a defendant who claims that they were under the influence of drugs or alcohol at the time of the crime and therefore should not be held fully responsible for their actions.
Step-by-step explanation:
The defense that Jan is claiming is called the intoxication defense.
The intoxication defense is a legal defense that may be used by a defendant who claims that they were under the influence of drugs or alcohol at the time of the crime and therefore should not be held fully responsible for their actions. It is important to note that the intoxication defense may not be applicable in all jurisdictions and may have specific requirements and limitations.