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
Which one of the following is not true regarding Glassgow coma scale? 
Select and explain. 
A. Scores from 3 - 15, B. Motor response has a maximum of 6 points, C. Eye opening has a maximum of 4 points, D. None of the above
D: None of the above
Answer: D: None of the above 
Explanation: Glasgow coma scale is used to determine the consciousness level and is a good prognosis indicator. Head Injury Classification / Glascow Coma Scale: Head Injury Type GCS score Severe Head Injury 8 or less Moderate Head Injury 9 to 12 Mild Head Injury 13 to 15 Coma 3 - 8