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': 'RNTCP case finding is – \nSelect and explain. \nA. Active, B. Passive, C. Both, D. None', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Under RNTCP active case finding is not pursued. Case finding is passive.', 'role': 'assistant'}]