The Registered Nurse Is Reviewing the Role of CD4 Cells

The registered nurse is reviewing the role of CD4 cells in the diagnosis of HIV. Which conclusions made by the nurse are correct? Select all that apply.

A) "The CD4 cells directly attack antigens."
B) "The CD4 cells produce immunoglobulins."
C) "The CD4 cells mature into plasma cells."
D) "HIV attacks CD4 cells."
E) "The CD4 cells take part in cell-mediated immunity."