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: Medicine
[{'content': 'In benign intracranial hypertension- \nSelect and explain. \nA. There is a restriction of upgaze, B. Normal ventricles is found in 50% of cases, C. Brain scan in important in young woman to exclude sagittal sinus thrombosis, D. Optic nerve fenestration should be performed early before the vision is affected', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]