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': 'Uniocular polyopia is seen in which stage of cataract – \nSelect and explain. \nA. Incipient, B. Itumescent, C. Mature, D. Hypermature', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Monocular diplopia means the perception of two images of one object by one eye and monocular polyopia means refers to the perception of multiple images of one object by one eye.\nIt is particularly seen in incipient cataract.', 'role': 'assistant'}]