This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (C.N.S.), Subject name: Medicine
[{'content': 'The GCS is determined by taking the best response in each category and totaling them; it ranges from - \nSelect and explain. \nA. 15-Mar, B. 0-12, C. 18-May, D. 10-Jan', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., 3-15Glasgow coma scaleEye openingVerbal responseMotor responseResponseScoreResponseScoreResponseScoreo Spontaneous-4o Oriented Sc Converses-5o Obeyes command-6o To verbal stimuli-3o Disoriented.'con fused-4o Localizes pain-5o To pain-2and converses o Withdraws to pain-4o Nil-1o Inappropriate words-3o Abnormal flexion-3 o Incomprehensible words-2(decorticate rigidity) o No response-1o Extension response-2 o Nil-1o The maximum score is - 15o The minimum score is - 03", 'role': 'assistant'}]