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
Most common cause of death in children <5 yrs age - 
Select and explain. 
A. Respiratory infection, B. Diarrhoea, C. Prematurity, D. Accidents
A: Respiratory infection
Answer: A: Respiratory infection 
Explanation: Ans. is 'a' i.e., Respiratory infection "During 2006, about 17% of underfive moality worldwide was due to diarrheal disease, about 19% due to acute respiratory infection, 4% due to measles and 8% due to malaria".