This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Acquired Cataract, Subject name: Ophthalmology
[{'content': 'Type of cataract in chalcosis is - \nSelect and explain. \nA. Sunflower cataract, B. Blue dot Cataract, C. Snowflake cataract, D. Polychromaticlustre', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e. Sunflower cataract DiseaseCataractMyotonic DystophyChristmas tree cataractWilson's disease, chalcosisSunflower cataractDM, Down's SyndromeSnowflake cataractAtopic dermatitisBlue dot cortical cataract, posterior subcapsular cataractCongenital rubellaNuclear cataractGalactosemiaOil drop cataractComplicated cataract (Iridocyclitis, High myopia)Posterior cortical breads's crumb appearancePolychromatic lusture / Rainbow cataractBlunt traumaVossius ring on anterior surface of lensRosette shaped cataract", 'role': 'assistant'}]