This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Infectious disease, Subject name: Pediatrics
Most common bacteria causing diarrhea in children 
Select and explain. 
A. Enterotoxigenic E.coli, B. Enteroinvasive E.coli, C. Enterohemorrhagic E.coli, D. Enteropathogenic E.coli
D: Enteropathogenic E.coli
Answer: D: Enteropathogenic E.coli 
Explanation: - Enteropathogenic E.coli : these have been associated mainly with diarrhea in infants and infants. - It do not produce any toxin nor are they invasive. Reference : Anathanarayan & paniker&;s 9th edition, pg no:281