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': 'All are true about gastric carcinoma except: \nSelect and explain. \nA. More in low socioeconomic group, B. Most common at fundus, C. H. pylori infection increases risks, D. Vitamin C protects', 'role': 'user'}, {'content': 'Answer: B \nExplanation: MC site of carcinoma stomach is antrum not the fundus.', 'role': 'assistant'}]