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': 'Rigor mois stas in: UP 08 \nSelect and explain. \nA. Eyelids, B. Hea, C. Voluntary muscle, D. Limbs', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Hea', 'role': 'assistant'}]