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: Surgery
[{'content': 'Which of the following grading methods is used to evaluate the prognosis after subarachnoid hemorrhage: \nSelect and explain. \nA. Glasgow Coma Scale, B. Glasgow Blatchford Bleeding Score, C. Intracerebral hemorrhage Score, D. Hess and Hunt Scale', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]