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: Forensic Medicine
[{'content': 'What is the proof of eyes being open for few hours after death ? \nSelect and explain. \nA. Kevokian sign, B. Tache noir, C. Both of the above, D. None of the above', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Tache noir If the eye lids are open for a few hours after death, a film of cell debris and mucous forms two yellow triangles on the sclera on either side of the iris , which become brown and then black called tache noir withing 3 - 4 hours.", 'role': 'assistant'}]