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: Surgery
Time duration for DO in a 8 month-old child: 
Select and explain. 
A. 4-5 days, B. 21-30 days, C. 6-7 weeks or 4 to 6 weeks, D. 0-2 days
D: 0-2 days
Answer: D: 0-2 days 
Explanation: None