This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
[{'content': "Triad of Wernicke's encephalopathy has all except \nSelect and explain. \nA. Global confusion, B. Ataxia, C. Ophthalmoplegia, D. Visual hallucinations", 'role': 'user'}, {'content': 'Answer: D \nExplanation: .', 'role': 'assistant'}]