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
Bile duct injury is detected after 72 hours of surgery. What is the  treatment option 
Select and explain. 
A. Ercp and stent, B. CBD exploration, C. PTC, D. Observation
A: Ercp and stent
Answer: A: Ercp and stent 
Explanation: None