This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Medicine
[{'content': 'NARP syndrome is a type of \nSelect and explain. \nA. Mitochondrial function disorder, B. Glycogen storage disorder, C. Lysosomal storage disorder, D. Lipid storage disorder', 'role': 'user'}, {'content': "Answer: A \nExplanation: Harrison's principles of internal medicine 17th edition. * Neurogenic muscular weakness with ataxia and retinitis pigmentosa is a mitochondrial disease", 'role': 'assistant'}]