This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Respiratory system, Subject name: Radiology
[{'content': 'Bulging fissures in lung is seen in \nSelect and explain. \nA. Staphylococcus pneumonia, B. Klebsiella pneumonia, C. Pulmonary edema, D. Pneumoconiasis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]