This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cornea, Subject name: Ophthalmology
[{'content': "Schwalbe's line is? \nSelect and explain. \nA. The posterior limit of Descemet s membrane of cornea, B. The posterior limit of Bowmans membrane of cornea, C. The anterior limit of Descemets membrane of cornea, D. The posterior limit of Bowmans membrane of cornea", 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. (a) The posterior limit of Descemet's membrane of corneaRef: Khurana 4th ed p 90", 'role': 'assistant'}]