This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuroanatomy, Subject name: Anatomy
[{'content': 'Which cranial nerve is not transmitted by superior orbital fissure? \nSelect and explain. \nA. 2, B. 3, C. 4, D. 5', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. A 2Ref: Netter's Clinical Anatomy, 3rd ed. pg. 442Structures transmitted via the superior orbital fissure* Cranial nerve III, IV, VI (ophthalmic nerve) and VI* Inferior ophthalmic veinThe optic nerve is transmitted via the optic canal. The optic canal transmits optic nerve, ophthalmic artery and central retinal vein.", 'role': 'assistant'}]