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 mortis is hastened in death following- \nSelect and explain. \nA. Cholera, B. Electrocution, C. Physical exertion, D. All the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Rigor is early and duration is short in - Cholera, typhoid, TB, Cancer, cut-thorat wound, firearm injury, electrocution \nRigor onset is rapid in fatigue/exhaustion before death, after insulin injection (loss of muscle glycogen), and exposure to heat.', 'role': 'assistant'}]