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': 'Features of non-proliferative DR is all except: \nSelect and explain. \nA. Neovascularisation, B. Soft exudate, C. Hard exudate, D. Cotton-wool spot', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Neovascularisation', 'role': 'assistant'}]