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': 'Clinical features of sixth nerve palsy is: \nSelect and explain. \nA. Convergent squint, B. Divergent squint, C. Limitation in upward movement, D. Limitation in downward movement', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Convergent squint', 'role': 'assistant'}]