This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cataract Surgery, Subject name: Ophthalmology
[{'content': 'After an Extra capsular cataract extraction, spectacles can be prescribed at \nSelect and explain. \nA. 3 weeks, B. 6 weeks, C. 10 weeks, D. 14 weeks', 'role': 'user'}, {'content': 'Answer: B \nExplanation: After an ECCE, the spectacle correction can be done at 6 weeks which is how long it takes for the corneo-scleral wound to heal and for refraction to be stable. If the post operative course is normal sutures to be removed at 3-4 weeks.', 'role': 'assistant'}]