B. is a 41-year-old male being admitted for surgical reduction of an open femur

fracture sustained in a multiple vehicle collision. Preoperative assessment reveals that he is on beta-adrenergic antagonists after having been diagnosed with coronary artery disease approximately 1 month ago. He admits that he feels a little better but says he still gets pain in his chest when he exerts himself. He is pain free now. Vital signs are as follows: temperature 98.1°F, pulse 88 bpm, respiratory rate 18 breaths per minute, and blood pressure 142/86 mm Hg. The AGACNP knows that which of the following is the most important action before R. B. goes to the operating room?

A.A cardiology consultation

B. Blood pressure control

C. Resuming beta-adrenergic antagonists

D. Pain control