<prompt> A 1 month old infant presenting with cough and sneezing, respiratory rate 40 per minute, and there is no chest indrawing. The management is?Urgent referral to hospitalIV antibioticsFrequent breast feedingOral antibiotic syrup  <response>: Ans. is c i.e.,Frequent breast feeding Classification of acute respiratory tract infection AI is very impoant because each class has a corresponding treatment plan.Before going ahead for classification of AI, one should know the definition of fast breathing. As the children get older, their breathing rate slows down.Therefore, the cut-off point of fast breathing will depend on the age of the child. 