Question

red blood cells white blood cells multiple - choice question which component of blood is responsible for fighting infections? red blood cells blood plasma white blood cells platelets

Explanation:

White blood cells are part of the immune - system and play a crucial role in fighting off infections, pathogens, and foreign substances. Red blood cells carry oxygen, blood plasma is the liquid part that contains nutrients and waste, and platelets help in blood clotting.

Answer:

C. white blood cells