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': 'Most common nerve involved in an intracranial aneurysm is \nSelect and explain. \nA. Trochlear, B. VII, C. VIII, D. Oculomotor', 'role': 'user'}, {'content': 'Answer: D \nExplanation: D i.e. Occulomotor nerveIntra cranial aneurysm commonly presents with either an occulomotor (IIIrd)or abducent (VIth) nerve palsy', 'role': 'assistant'}]