Respuesta :

Cellular immunity uses helper cells and killer cells to identify and destroy abnormal cells.
saadhussain514

The correct answer is:

c. cellular

Explanation:

Cell-mediated immunity is an immune acknowledgment that does not involve antibodies, but preferably requires the activation of phagocytes, antigen-specific cytotoxic T-lymphocytes, and the discharge of several cytokines in response to an antigen.