This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anaesthesia
Peri-operative respiratory failure is 
Select and explain. 
A. Type 1, B. Type 2, C. Type 3, D. Type 4
C: Type 3
Answer: C: Type 3 
Explanation: (Refer: Morgan and Mikhail's Clinical Anaesthesiology, 5th edition, pg no.750)