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
The Mechel's diverticulum is situated within about cm from the ileocecal valve - 
Select and explain. 
A. 25, B. 60, C. 75, D. 100
B: 60
Answer: B: 60 
Explanation: None