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': 'All of the following may cause Traumatic Asphyxia, except - \nSelect and explain. \nA. Railway Accident, B. Road Traffic Accident, C. Accidental strangulation, D. Stampede in crowd', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Any type of strangulation is not a cause of suffocation (traumatic asphyxia is a type of suffocation).\nOther three options can cause traumatic asphyxia.', 'role': 'assistant'}]