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': "Hypeension is seen in all except - \nSelect and explain. \nA. Adrenal tumors, B. Phaeochromocytoma, C. Conn's syndrome, D. None", 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'None'", 'role': 'assistant'}]