Which of the Following Is a Good Example of How

Multiple Choice

Which of the following is a good example of how innate and adaptive immunity depend on each other?

A) the release of perforin by cytotoxic T cells
B) presentation of the antigen by virally infected cells
C) phagocytosis of pathogens by neutrophils
D) the activation of humoral immunity by helper T cells
E) the ability of antibodies to function as opsonins