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
Extrinsic allergic alveolitis is caused by infection with 
Select and explain. 
A. Histoplasma capsulatum, B. Thermophilic Actinomycetes, C. Rhinosporidium seeberi, D. Cryptococcus pneumoniae
B: Thermophilic Actinomycetes
Answer: B: Thermophilic Actinomycetes 
Explanation: None