This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General surgery, Subject name: Surgery
'Liver shrinkage diet' is advised before 
Select and explain. 
A. Liver resections, B. Whipple's procedure, C. Bariatric surgery, D. Biliary surgery
C: Bariatric surgery
Answer: C: Bariatric surgery 
Explanation: In bariatric surgery, 'liver shrinkage diet' for at least 2 weeks before surgery is advised, especially when there is central obesity, as this is associated with large livers that can make surgery impossible.Ref: Bailey and love 27e pg: 1146