This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Peritoneum, Subject name: Surgery
[{'content': 'Apa from Escherichia coli, the other most common organism implicated in acute suppurative bacterial peritonitis is: \nSelect and explain. \nA. Bacteroides, B. Klebsiella, C. Peptostreptococcus, D. Pseudomonas', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Secondary bacterial peritonitis- Aka acute suppurative bacterial peritonitis- Caused by visceral perforation- Poly microbial infection* E. coli (aerobe)* Bacteroides fragilis (anaerobe) Treatment- Exploratory laparotomy + peritoneal lavage + repair of perforation / stoma formation', 'role': 'assistant'}]