The Nurse Is Teaching a Class on How Red Blood

The nurse is teaching a class on how red blood cell formation is regulated by the body to a group of clients who have AIDS. The nurse evaluates that learning has occurred when the clients make which statements?

A) "Red blood cell formation is regulated through chemicals called colony-stimulating factors that come from white blood cells."
B) "Red blood cell formation is regulated through messages from the hormone, secretin, which is located in the kidney."
C) "Red blood cell formation is regulated through specific liver enzymes and a process called hemochromatosis."
D) "Red blood cell formation is regulated through messages from the hormone erythropoietin."