This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lens, Subject name: Ophthalmology
[{'content': 'Which prominent ocular manifestation is associated with marfan syndrome \nSelect and explain. \nA. Microcornea, B. Megalocornea, C. Ectopia lentis, D. Microspherophakia', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Most prominent feature is megalocornea and most common is ectopia lentis Refer: Khurana 6th edition page number 260', 'role': 'assistant'}]