This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Brain , Subject name: Anatomy
[{'content': 'Posterior communicating aery connects \nSelect and explain. \nA. Two posterior cerebral aeries, B. Posterior cerebral aery with middle cerebral aery, C. Posterior cerebral aery with internal carotid aery, D. Anterior cerebral aery with middle cerebral aery', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Posterior communicating aery connects the internal carotid aery with posterior cerebral aery.(Ref: Vishram Singh textbook of clinical neuroanatomy second edition pg 172)', 'role': 'assistant'}]