The disease of Histoplasmosis or Darlings Disease is a _______________ infection caused by histoplasma capsulatum. Bird or cat feces is the source and the disease is characterized by fever, malaise, coughing, respiratory failure, and lymph/adeno/path/y. A major problem for pregnant women and their fetuses.

A. fungus or fungus spore
B. bacterial
C. viral
D. rickettsial