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 which laser is used in the management of after cataract \nSelect and explain. \nA. Argon, B. Krypton, C. Nd-YAG, D. Excimer', 'role': 'user'}, {'content': 'Answer: C \nExplanation: NdYAG is a photo disruptive laser and is used for both posterior capsulotomy and peripheral iridotomy Refer Khurana 6th edition page number 401', 'role': 'assistant'}]