This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2017, Subject name: Anatomy
[{'content': 'The cranial nerve passing through cavernous sinus is \nSelect and explain. \nA. Optic, B. Olfactory, C. Abducens, D. Facial', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The cavernous sinuses: drain the venous blood from brain & is placed lateral to the pituitary gland. Contents: Internal carotid aery Abducens nerve (VI) Oculomotor nerve Trochlear nerve Ophthalmic and maxillary division of trigeminal nerve. Mandibular division of trigeminal nerve is not a content of cavernous sinuses.', 'role': 'assistant'}]