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: Medicine
[{'content': 'H pylori treatment: A/E- \nSelect and explain. \nA. Oentamycin, B. Clarithromycin, C. Metronidazole, D. Amoxicil in', 'role': 'user'}, {'content': 'Answer: A \nExplanation: H.pyori treatment is based upon a PPI taken simultaneously with 2 antibiotics (from amoxicillin, clarithromycin and metronidazole) Davidson page 874', 'role': 'assistant'}]