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: Medicine
[{'content': 'Autonomic neuropathy has all except - \nSelect and explain. \nA. Gustatory sweating, B. Tachycardia, C. Diarrhoea, D. Pupillary dilatation', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]