This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thanatology, Subject name: Forensic Medicine
[{'content': 'Pink teeth is seen in \nSelect and explain. \nA. Asphyxial deaths, B. Carbon monoxide poisoning, C. Putrefaction, D. Cyanide poisoning', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Pink teeth: In putrefied bodies, the teeth are sometimes seen to be pink in color, especially near the gum line as a result of hemolysis of extravasated blood in the dentinal tubules.', 'role': 'assistant'}]