This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
[{'content': 'Consent for examination in a psychiatric patient is given by: COMEDK 13 \nSelect and explain. \nA. Patient, B. Doctor, C. Guardian, D. Not required', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. Guardian', 'role': 'assistant'}]