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: Social & Preventive Medicine
3 months old infant, no chest indrawing with respiratory rate 52/minute. Diagnosis is- 
Select and explain. 
A. No pneumonia, B. Pneumonia, C. Severe pneumonia, D. Very severe disease
B: Pneumonia
Answer: B: Pneumonia 
Explanation: Ans. is 'b' i.e., Pneumonia This infant has:- i) Fast breathing ( 50 per minute between 2 months to 1 years). No chest indrawing. o Diagnosis is Pneumonia.