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': 'The minimum possible score in “Glasgow coma scale’’ is \nSelect and explain. \nA. 3, B. 5, C. 1, D. 0', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Explanation: Glasgow Coma Scale for Head Injury', 'role': 'assistant'}]