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': 'Occulomoter nerve palsy affects all of the following muscles, EXCEPT : \nSelect and explain. \nA. Medial rectus, B. Inferior oblique, C. Lateral rectus, D. Levetor pelpabrae superioris', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. Lateral rectus', 'role': 'assistant'}]