This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Death and postmortem changes, Subject name: Forensic Medicine
[{'content': 'Person dead due to anesthesia, lungs are kept in - \nSelect and explain. \nA. Nylon bag, B. PVC bag, C. Poltethylene bag, D. Polypropelene bag', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Lungs are preserved in nylon bag in anesthetic poisoning to prevent evaporation of volatile poisons. Dr. Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27 th edition pg. 62.', 'role': 'assistant'}]