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
[{'content': 'Post - Vagotomy diarrhoea can be effectively managed by - \nSelect and explain. \nA. Steroids, B. Thyroxin, C. Somatostatin analogue, D. Parathormone', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]