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
Most common cause of small intestine obstruction 
Select and explain. 
A. Malignancy, B. Adhesions, C. Crohn’s disease, D. Hernias
B: Adhesions
Answer: B: Adhesions 
Explanation: Causes of small bowel obstrucon Post op adhesions > Malignancy > Crohn disease > Hernia