This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Deep venous system of brain consist of \nSelect and explain. \nA. Superior sagittal sinus with straight sinus, B. Inf. Sagittal sinus with straight sinus, C. Internal cerebral veins, D. Basilar vein', 'role': 'user'}, {'content': "Answer: C \nExplanation: It is single median vein formed by union of 2 internal cerebral vein. along with inferior petrosal sinus terminate in straight sinus. Its tributaries are basal vein, veins from pineal body, colliculus, cerebellum& occipital lobes. Ref: Gray's 40e/p256", 'role': 'assistant'}]