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: Anatomy
[{'content': 'Dumping syndrome occurs least with - \nSelect and explain. \nA. Selective vagotomy, B. Truncal vagotomy, C. Highly selective vagotomy, D. Syndrome occurs with all of the above commonly t', 'role': 'user'}, {'content': 'Answer: C \nExplanation: It is least seen with highly selective vagotomy because the motility of the stomach is least affected in highly selective vagotomy and is most common with gastrectomy. Ref : Love & Bailey 25/e p1059', 'role': 'assistant'}]