Following opsonization, the antigen-antibody complexes are cleared from the body when____
a. antigen-antibody complex binds to Fc receptors on macrophages
b. Macrophages engulf the Fc receptor bound antigen-antibody complexes through receptor mediated internalization
c. The engulfed antigen-antibody complexes are degraded in the lysosome compartment in the macrophages
d. All the steps described above are involved in clearing the antigen-antibody complex
