Answer:
The answer is c
Explanation:
the the immune system protects the body against harmful pathogens by producing special proteins called antibodies.
The immune system is made up of white blood cells that runs through the body and protects it against changes caused by harmful pathogens.
It is the set of structures made up of various cells and organs of the body, especially the organs and glands that produce white blood cells, but also a whole series of mucous membranes and insulating barriers.
These structures and biological processes that protect the body, these processes are capable of identifying and destroying pathogenic cells, viruses, parasites.
Therefore, we can conclude that the immune system is made up of a network of white blood cells that run through the body and that protects the body against changes caused by harmful pathogens.
Learn more about the immune system here: https://brainly.com/question/18733724
