Which of the following BEST describes the difference(s) between types II and III hypersensitivity reactions?
A. Direct recognition of cell-surface antigens by antibodies in type II reactions versus deposition of improperly cleared antibody-antigen complexes in type III reactions
B. Direct recognition of cell-surface antigens by antibodies in type III reactions versus deposition of improperly cleared antibody-antigen complexes in type II reactions
C. Cross-linking of FceRI by IgE-opsonized pathogens
D. Cross-linking of Fc?RIIB by IgG-opsonized pathogens
E. None of the above
Answer: A