Final answer:
The spleen's function of destroying worn-out red blood cells is known as hemolysis, and is performed by macrophages. Therefore given statement is D
Step-by-step explanation:
The function of the spleen that involves destroying worn-out red blood cells is known as hemolysis. This process is carried out by macrophages in the spleen as well as in the bone marrow and liver. When red blood cells become old or damaged, they are phagocytized by these macrophages for breakdown and recycling.