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': 'The shoest extraocular muscle is: \nSelect and explain. \nA. Superior oblique, B. Inferior oblique, C. Superior rectus, D. Inferior rectus', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Inferior oblique', 'role': 'assistant'}]