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': 'National tuberculosis institute is situated at: \nSelect and explain. \nA. Mumbai, B. Kolkata, C. Bengaluru, D. Delhi', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Bengaluru', 'role': 'assistant'}]