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': 'Typical bilateral inferior subluxation of lens is seen in \nSelect and explain. \nA. Marfan syndrome, B. Homocystinuria, C. Hyperinsulinemia, D. Ocular trauma', 'role': 'user'}, {'content': 'Answer: B \nExplanation: In homocystinuria the subluxation is inferior nasal where as in marfans syndrome it is superior temporal hyperinsulinemia does not present with subluxation whereas in ocular trauma there is no specific direction Refer: Khurana 6th edition page number 198', 'role': 'assistant'}]