A Patient Presents with Paranasal Swelling and Bloody Exudate from Both

A patient presents with paranasal swelling and bloody exudate from both his eyes and nares, and he is nearly comatose. Necrotic tissue in the nasal turbinates show nonseptate hyphae consistent with Rhizopus, Mucor, or Absidia (phylum Zygomycota, class Phycomycetes) . What is the most likely compromising condition underlying this infection?

A) AIDS
B) Ketoacidotic diabetes
C) Neutropenia
D) B-cell defects
E) Chronic sinusitis