This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
Dumping syndrome can occur after 
Select and explain. 
A. Billroth-II operation, B. Heller's operation, C. Whipple's operation, D. Nissen fundoplication
A: Billroth-II operation
Answer: A: Billroth-II operation 
Explanation: Billroth ii is an operation wherein the greater curvature of the stomach is attached to 1st pa of jejunum in end to side anastomosis It occurs due to rapid delivery of osmotically active solid and liquid into jejunum due to alteration in the storage function of the stomach resulting in increased intestinal activity leading to diarrhoea and fall in blood volume. Reference SRB 5th edition page no.839