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
Total score in Glasgow Coma Scale of a conscious person is: 
Select and explain. 
A. 8, B. 3, C. 15, D. 10
C: 15
Answer: C: 15 
Explanation: Answer is C (15): Aconscious person has spontaneous eye opening (3), is oriented and converses (5) and obeys commands (6). The total GCS score for a conscious person therefore is 15.