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: Medicine
[{'content': 'Allergic bronchopulmonary aspergillosis diagnotic criteria are -a) Peripheral eosinophilia > 0.1 x 109b) Central lower lobe bronchiectasisc) Detection of Aspergillus in sputumd) Asthma is always present \nSelect and explain. \nA. c, B. bd, C. ab, D. ac', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]