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: Unknown
[{'content': 'sunflower cataract was seen in? \nSelect and explain. \nA. Galactosemia, B. Diabetes mellitus, C. Copper Chalocosis, D. Hereditary polyposis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: ANSWER: (C) Copper ChalocosisREF: Khurana 4th ed p. 493, Kanski 5th edition page 166, Parson\'s diseases of eye 20th edition page 253Repeat Ophthalmology 2007, 2003Indirect repeat 2012 Session 1, Post Diploma June 2012See table of "Types of Cataracts" in Ophthalmology December 2010', 'role': 'assistant'}]