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': 'Medicolegal importance of rigor mortis is in estimation of - \nSelect and explain. \nA. Time of death, B. Manner of death, C. Cause of death, D. All the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Rigor mortis can determine the time since death, but not the manner and cause of death.', 'role': 'assistant'}]