A Patient Is Receiving a Blood Transfusion and Complains of a New

A patient is receiving a blood transfusion and complains of a new onset of slight dyspnea. The nurses rapid assessment reveals bilateral lung crackles and elevated BP. What is the nurses most appropriate action?

A) Slow the infusion rate and monitor the patient closely.
B) Discontinue the transfusion and begin resuscitation.
C) Pause the transfusion and administer a $250 \mathrm{~mL}$ bolus of normal saline.
D) Discontinue the transfusion and administer a beta-blocker, as ordered.