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': 'Under the Primary health care, which of the following staff is present at the subcentre level ? \nSelect and explain. \nA. Block extension educator, B. Health guides, C. Multipurpose health worker, D. Medical officer', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Multipurpose health worker", 'role': 'assistant'}]