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
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 
Select and explain. 
A. c, B. bd, C. ab, D. ac
B: bd
Answer: B: bd 
Explanation: None