This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Ophthalmology
[{'content': 'In hirschberg corneal reflex test, corneal light reflex falls in the centre of in between the border of pupil and limbus, the angle of squint is \nSelect and explain. \nA. 15°, B. 30°, C. 45°, D. 60°', 'role': 'user'}, {'content': 'Answer: B \nExplanation: A. border of pupil - 15o.\nB. limbus - 45o.\nCentre of in B/w A\xa0& B\xa0(45o - 15o = 30o).', 'role': 'assistant'}]