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': '"3-0" means in hospital waste management is ? \nSelect and explain. \nA. Disinfection, Disposal, Drainage, B. Discard, Disinfection, Drainage, C. Destruction, Deep burial, Drainage, D. Destruction. Deep burial, Disposal', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Disinfection, Disposal, Drainage", 'role': 'assistant'}]