This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous System, Subject name: Surgery
[{'content': 'Minimum score of GCS is: \nSelect and explain. \nA. 0, B. 1, C. 2, D. 3', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans: d (3) Ref: Bailey & Love, 24th ed,p. 601Minimum score of Glasgow coma scale is 3 and the maximum score is 15Eye opening:Verbal response:Best motor response:Spontaneous-4To speech - 3To pain - 2Nil-1Oriented - 5Confused conversation - 4Inappropriate words - 3Incomprehensible sounds -2Nil-1Obeys - 6Localizes-5Withdraws-4Abnormal flexion - 3Extension response - 2Nil-1Maximum score: 15Minimum score: 3Note:Best prognostic value in head injury is Glasgow coma scale (AIPGMEE 2007)BRIDGECarrier status for apolipoprotein E4 allele is considered to be a poor prognostic factor i n head injury', 'role': 'assistant'}]