A 47-year-old man from Cincinnati, Ohio, suspected to have community-acquired pneumonia was treated with antibiotics. When he failed to improve, histoplasmosis was considered. Among the tests ordered were serology, direct examination, and culture of induced sputum. In culture, the microscopic morphology most useful in identification of the etiologic agent is?
A. Arthroconidia
B. Microconidia
C. Sclerotic Bodies
D. Spherules
E. Tuberculate macroconidia