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': 'Hanging causes a large amount of injury to - \nSelect and explain. \nA. Vertebral artery, B. Carotid Artery, C. Trachea, D. Oesophagus', 'role': 'user'}, {'content': 'Answer: B \nExplanation: A weight of only 3-5 g can constrict carotid arteries, in hanging.\nVertebral artery requires 16-18 kg to be constructed.\nTrachea and esophagus are less often damaged in hanging (They are more commonly damaged in strangulation)', 'role': 'assistant'}]