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
[{'content': 'Pseudorosettes are seen in – \nSelect and explain. \nA. Retinoblastoma, B. Ophthalmic nodosa, C. Phakolytic glaucoma, D. Trachoma', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Retinoblastoma is characterized by presence offlexner-wintersteiner rosette, Homer-Wright rosette, Pseudorosette and flurettes.', 'role': 'assistant'}]