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: Unknown
[{'content': 'Delayed rigor mortis occurs with: \nSelect and explain. \nA. Vegetables poisons, B. Strychnine, C. Opium, D. Septicemia', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans- D Septicemia', 'role': 'assistant'}]