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: Surgery
[{'content': 'True about breast carcinoma are all except: March 2007 \nSelect and explain. \nA. Positive family history, B. Median age of presentation is about 40 years, C. More common in muslims, D. All', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C: More common in muslims', 'role': 'assistant'}]