This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET 2018, Subject name: Surgery
[{'content': 'Most common site of chronic gastric ulcer: \nSelect and explain. \nA. Pylorus of stomac, B. Lesser curve near incisura, C. Lesser curve near proximal stomach, D. Greater curvature', 'role': 'user'}, {'content': "Answer: B \nExplanation: Modified Johnson's Classification of Gastric Ulcer Type Location Acid Secretion I Lesser curvature, near incisura 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 Gastric ulcer type Blood Group associated Type I 'A' Type II Type III Type IV Type V 'O' Gastric ulcer type Acid output Type II Type III High Type I Type IV Type V Low", 'role': 'assistant'}]