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: Pathology
[{'content': 'All of the following are associated with carcinoma colon except - \nSelect and explain. \nA. Smoking, B. Alcohol, C. Fibre diet, D. Fatty food', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Fibre dieto Fibre diet is protective against colon cancer (see previous explanations).", 'role': 'assistant'}]