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': 'True about posterior communicating aery is: \nSelect and explain. \nA. A branch of posterior cerebral aery, B. A branch of superior cerebral aery, C. A branch of internal carotid aery, D. A branch of external carotid aery', 'role': 'user'}, {'content': 'Answer: C \nExplanation: A branch of internal carotid aery', 'role': 'assistant'}]