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
[{'content': 'Operation of choice in GERD is \nSelect and explain. \nA. Highly selective vagotomy, B. Fundoplication, C. Hellers myotomy, D. Gastrectomy', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Operations for GORD are based on the creation of an intra-abdominal segment of oesophagus, crural repair and some form of wrap of the upper stomach (fundoplication) around the intra-abdominal oesophagus.Nissen fundoplication is one of the commoner procedures done.Ref: Bailey and Love 27e pg: 1078', 'role': 'assistant'}]