Which Information Obtained by the Nurse in the Endocrine Clinic

Which information obtained by the nurse in the endocrine clinic about a patient who has been taking prednisone 40 mg daily for 3 weeks is most important to report to the health care provider?

A) Patient's blood pressure is 148/94 mm Hg.
B) Patient has bilateral 2+ pitting ankle edema.
C) Patient stopped taking the medication 2 days ago.
D) Patient has not been taking the prescribed vitamin D.