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': 'Which of the following is false about Psuedomembranous colitis \nSelect and explain. \nA. Occurs due antibiotics use, B. Caused by Clostridium difficile, C. Treatment is oral vancomycin, D. None of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]