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 trauma patient safe airway maneuver is: 
Select and explain. 
A. Chin lift., B. Head tilt., C. Jaw thrust, D. Both A& C
D: Both A& C
Answer: D: Both A& C 
Explanation: Chin lift and jaw thrust don't lead to neck movement hence safe in trauma patient.
Among both the process jaw thrust is safest.