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': 'The order of onset of rigor mois is: \nSelect and explain. \nA. Lower limb -3 thorax -eyelids, B. Eyelids -*thorax -lower limb, C. Thorax -lower limb -eyelids, D. Eyelids -lower limb -*thorax', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Eyelids -*thorax -lower limb', 'role': 'assistant'}]