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': 'Not a component of DOTS \nSelect and explain. \nA. Accountability, B. Political commitment, C. Uninterrupted drug supply, D. Medicines given for 30 days', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Components of DOTS\n\nAccountability\nPolitical commitment\nUninterrupted drug supply\nGood quality sputum microscopy\nDirectly observed treatment.', 'role': 'assistant'}]