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: Pediatrics
Bronchitis in children is caused by - 
Select and explain. 
A. H. influenzae, B. R. S.V., C. Mycoplasma, D. Influenza virus
D: Influenza virus
Answer: D: Influenza virus 
Explanation: Ans. is `d' i.e., Influenza virus o Bronchitis refers to nonspecific bronchial inflammation. o Acute bronchitis is a syndrome, usually viral (influenza) in origin, with cough as a prominant symptom.