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': 'The which of the following genes are mutated in development of colon ca. According to vogelstein edenoma carcinoma theory \nSelect and explain. \nA. Beta catenin, B. K RAS, C. APC, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]