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: Medicine
[{'content': 'Endoscopic biopsy from a case of H.pylori related duodenal ulcer is most likely to reveal : \nSelect and explain. \nA. Antral predominant gastritis, B. Multifocal atrophic gastritis, C. Acute erosive gastritis, D. Gastric atrophy', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Answer is A (Antral predominant gastritis) The presence of antral predominant gastritis is associated with duodenal ulcer formation.', 'role': 'assistant'}]