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': 'Visual axis of the eye meets the retina at a point which: \nSelect and explain. \nA. Coincides with the fovea centralis, B. Is nasal to fovea centralis, C. Is nasal to optic disc, D. Is temporal to fovea centralis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Coincides with the fovea centralis', 'role': 'assistant'}]