This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuro Ophthalmology, Subject name: Ophthalmology
[{'content': 'Not a cause of consecutive optic atrophy: \nSelect and explain. \nA. Retinitis pigmentosa(RP), B. CRAO, C. Pathological Myopia, D. Retrobulbar neuritis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Retrobulbar neuritis is considered as Primary optic atrophy.', 'role': 'assistant'}]