This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Social & Preventive Medicine
[{'content': 'Incineration is used for which category of waste ? \nSelect and explain. \nA. Category 1, B. Category 7, C. Category 4, D. Category 10', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Incineration is done for category 1,2,3 & 6 Ref: Park 24th edition', 'role': 'assistant'}]