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: Surgery
[{'content': 'True about carotid body tumour is \nSelect and explain. \nA. Arises from Schwann cell, B. Causes hypertension, C. Arises from endothelial cell, D. None of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]