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
[{'content': 'A patient with an accident is presented in a casualty, what will be the least Glasgow Coma Index to measure his responsiveness: \nSelect and explain. \nA. 7, B. 11, C. 3, D. 15', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The minimum score that can be alloted to a person with head injury is 3 while the maximum is 15.', 'role': 'assistant'}]