This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
[{'content': 'Which of the following is used for the treatment of Myopia? \nSelect and explain. \nA. Nd-YAG Laser, B. Excimer Laser, C. Harmonium Laser, D. Argon Laser', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Treatment of Myopia A) Methods to flatten central corneaSurgeryRange of MyopiaRadial keratotomy 1--6 DPhotorefractive keratotomy 1 - 6 DAutomated lamellar keratectomy6 - 32 DExcimer Laser Assisted Insitu Keratomileusis 2 - 12 D ( upto 30 D )LASEK 1 - 6 D Intracorneal rings 1 - 6 D B) Methods to reduce overall refractory power of eye Clear lens extraction>15 D(Refer: AH Khurana, Comprehensive Textbook of Ophthalmology,5thedition,pg no: 32-36)', 'role': 'assistant'}]