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: ENT
Otic barotrauma results due to - 
Select and explain. 
A. Ascent in air, B. Descent in air, C. Linear acceleration, D. Sudden acceleration
B: Descent in air
Answer: B: Descent in air 
Explanation: Otitic barotrauma or Aero otitis media results due to rapid descent during air flight, underwater divising or compression in pressure chamber.