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 is the most common organism responsible pyogenic\nliver abscess \nSelect and explain. \nA. S. Aureus, B. Klebsiella, C. E. Coli, D. M. Tuberculosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: E Coli is Which is the most common organism responsible\npyogenic liver abscess.', 'role': 'assistant'}]