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': 'Vitamin B12 deficiency can give rise to all of the following, except: \nSelect and explain. \nA. Myelopathy., B. Optic atrophy, C. Peripheral neuropathy, D. Myopathy', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Answer is D (Myopathy) : Vitamin B12 deficiency does not produce myopathy. All other neurological manifestations may be seen with vitamin B,2 deficiecny.', 'role': 'assistant'}]