The client diagnosed with an acute exacerbation of SLE is being discharged with a prescription for an oral steroid which will be discontinued gradually. Which statement is the scientific rationale for this type of medication dosing?

B So the thyroid gland starts working, because this medication stops it from working. D This is the health-care provider's personal choice in prescribing the medication. C Tapering the dose allows the adrenal glands to begin to produce cortisol again. A Tapering the medication prevents the client from having withdrawal symptoms.