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
Safest method of Airway maneuver is: 
Select and explain. 
A. Head tilt., B. Chin lift., C. Jaw thrust., D. All of the above.
C: Jaw thrust.
Answer: C: Jaw thrust. 
Explanation: None