The client has been taking a medical prescription of ferrous sulfate [Feosol] for 30 days. During a follow-up assessment, the nurse will observe for which therapeutic response?

A. Increased activity tolerance is a sign of improved red blood cell production and better management of iron-deficiency anemia. B. Ferrous sulfate does not directly affect blood glucose levels. C. Ferrous sulfate does not impact low density lipoprotein (LDL) levels. D. Increased urinary output is not a therapeutic effect of ferrous sulfate.