Question

The __________ system uses antibodies, proteins, and specialized cells, such as T-cells, to defend the body from microorganisms that cause disease.

A. Immune
B. Digestive
C. Circulatory

Answer 1

Immune system because they use antibodies to defend the body from getting sick

Answer 2

The Immune system uses antibodies, proteins, and specialized cells, such as T-cells, to defend the body from microorganisms that cause disease.

In short, Your Answer would be Option A

Hope this helps!