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: Social & Preventive Medicine
[{'content': 'Which is not a function of PHC ? \nSelect and explain. \nA. Medical care, B. Referral services, C. Advanced Laboratory services, D. MCH', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Advanced Laboratory services", 'role': 'assistant'}]