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
A bacterial pyogenic parotitis is found mostcommonly in which of the following - 
Select and explain. 
A. Mumps, B. Debilitation after major surgery, C. Drug reaction (iodine mumps), D. Uveoparotid fever
B: Debilitation after major surgery
Answer: B: Debilitation after major surgery 
Explanation: None