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
In severe injury, first to be maintained is ? 
Select and explain. 
A. Hypotension, B. Dehydration, C. Airway, D. Cardiac status
C: Airway
Answer: C: Airway 
Explanation: Answer is 'c' i.e. Airway ABC is followed i.e. Airway Breathing then Circulation is evaluated in order.