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': 'A point that falls on horopter excites: \nSelect and explain. \nA. Corresponding retinal points, B. Crossed diplopia, C. Confusion, D. Stereopsis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Corresponding retinal points', 'role': 'assistant'}]