This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Asphyxia, Subject name: Forensic Medicine
[{'content': 'Amussat sign is seen in \nSelect and explain. \nA. Hanging, B. Drowning, C. Garrotting, D. Choking', 'role': 'user'}, {'content': "Answer: A \nExplanation: Amussat's sign is typically a transverse laceration of the intimate layer of carotid aeries described in cases of hanging. Subtotal laceration of carotid aery is not strictly specific for hanging and can be also caused by blunt neck trauma, extreme over stretching, or whiplash injuries Ref: NCBI", 'role': 'assistant'}]