Which Action Will the Nurse in the Hypertension Clinic Take

Which action will the nurse in the hypertension clinic take to obtain an accurate baseline blood pressure (BP) for a new patient?

A) Deflate the BP cuff at a rate of 5 to 10 mm Hg per second.
B) Have the patient sit in a chair with the feet flat on the floor.
C) Assist the patient to the supine position for BP measurements.
D) Obtain two BP readings in the dominant arm and average the results.