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: Ophthalmology
Consecutive optic atrophy is seen in- 
Select and explain. 
A. Papilloedema, B. Papillitis, C. Retinal detachment, D. Retinitis-pigmentosa
D: Retinitis-pigmentosa
Answer: D: Retinitis-pigmentosa 
Explanation: Consecutive optic atrophy is seen in retinitis pigmentosa, diffuse chorioretinitis, pathological myopia, CRAO and glaucoma.