The Nurse Obtains a Blood Pressure (BP) Reading of 160/90

The nurse obtains a blood pressure (BP) reading of 160/90 mm Hg from a cardiac patient. What is the first action by the nurse?

A) Obtain BP readings with the client in the lying, sitting, and standing positions.
B) Contact the primary care provider for medication orders.
C) Recheck BP in 30 minutes.
D) Check the patient's BP pattern over the past 3 days.