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: Anatomy
[{'content': 'Which of the following is not a branch of ophthalmic nerve? \nSelect and explain. \nA. Frontal nerve, B. Lacrimal nerve, C. Nasociliary nerve, D. Middle ethmoidal nerve', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]