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': 'Chloroquine retinopathy \nSelect and explain. \nA. Not associated with other CNS reactions, B. Vision loss recovers, C. Progression of retinopathy after cessation of medication, D. All of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Vision loss rarely recovers.\nAssociated with other CNS reactions.', 'role': 'assistant'}]