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': 'Cotton wool spots of Hypertensive retinopathy is present in \nSelect and explain. \nA. Retinal pigment epithelium, B. Nerve fibre layer, C. Ganglionic cell layer, D. Internal limiting membtane.', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Flame shaped hemorrhages & cotton wool spots are present in nerve fibre layer.', 'role': 'assistant'}]