This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: JIPMER 2018, Subject name: Ophthalmology
[{'content': 'Most radioresistant layer of retina: \nSelect and explain. \nA. Layer of Rods and cones, B. Retinal Pigment epithelium, C. Outer plexiform layer, D. Ganglion cell layer', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Most radio resistant layer of retina is retinal pigment epithelium Most radiosensitive structure of retina is endothelium of blood vessels of retina. Most radiosensitive structure of eye is lens.', 'role': 'assistant'}]