What is the primary function of the blood component that expresses CD16, a marker for neutrophil activation?

A Antibody-dependent cellular cytotoxicity ✓
B Complement-mediated phagocytosis
C Cell adhesion and migration
D Release of granular enzymes

Explanation

CD16 is a receptor for the Fc portion of IgG antibodies, facilitating antibody-dependent cellular cytotoxicity in neutrophils.

Source

Robbins and Cotran Pathologic Basis of Disease
Hematology Hematology: Blood Components Hematology: Blood Components Medium MEDICAL Confidence: high