This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hospital waste and disaster management, Occupational health, Subject name: Social & Preventive Medicine
[{'content': 'Sharp instruments like needles, syringes, scalpels hospital waste products are thrown in - \nSelect and explain. \nA. Yellow bag, B. Red bag, C. Blue bag, D. Black bag', 'role': 'user'}, {'content': "Answer: C \nExplanation: - wastes sharps including needles, syringes ,blades and glasss comes under category no.4. - category no 4 wastes are discarded in blue colour plastic bag or puncture proof container. Reference: Park's textbook of preventive and social medicine, 23rd edition, pg no: 793,794 <\\p>", 'role': 'assistant'}]