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': 'Gastric ulcer type III is located at: \nSelect and explain. \nA. Lesser curvature, B. Body, C. Prepyloric region, D. GE junction', 'role': 'user'}, {'content': "Answer: C \nExplanation: Modified Johnson's Classification of Gastric Ulcer Type Location Acid Secretion I Lesser curvature, near incisure angularis (MC) Low II Body of the stomach and duodenum High III Prepyloric (Within 2-3 cm of the pylorus) High IV High on the lesser curve, near GE junction Low V Anywhere, induced by medication (NSAIDs) Low", 'role': 'assistant'}]