This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Stomach & Duodenum, Subject name: Surgery
[{'content': 'The ttreatment of peptic ulcer involves: \nSelect and explain. \nA. Antacids, B. Ranitidine, C. Sucralfate, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans: d', 'role': 'assistant'}]