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
In ohotropic liver transplantation, which is the best way to get bile drainage in donor liver? 
Select and explain. 
A. Donor bile duct with recipient bile duct or Roux en Y choledochojejunostomy, B. Donor bile duct with duodenum of recipient, C. Donor bile duct with jejunum of recipient, D. External drainage for few days followed by choledochojejunostomy
A: Donor bile duct with recipient bile duct or Roux en Y choledochojejunostomy
Answer: A: Donor bile duct with recipient bile duct or Roux en Y choledochojejunostomy 
Explanation: In ohotropic liver transplantaion, the bile duct between recipent and donor liver are repaired in end to end fasion or else Roux en Y choledochojejunostomy. Ref: Atlas of Upper Gastrointestinal and Hepato-Pancreato-Biliary Surgery By Pierre-Alain Clavien, 2007, Page 475