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
After 3 days of bih, the base of umbilical cord is red and swollen. It indicates ? 
Select and explain. 
A. Normal phenomenon, B. CHF, C. Infection, D. None of the above
C: Infection
Answer: C: Infection 
Explanation: Ans. is 'c' i.e., InfectionRedness or edema at the base of umbilical cord indicate inflammatory changes and infection.It is called as omphalitis.