If a Patient Prescribed a Beta-Blocker Presents with a New

If a patient prescribed a beta-blocker presents with a new onset of dyspnea,ankle edema,and orthopnea,which of the following actions would be the BEST next step for the physical therapist?

A) Monitor vital signs more closely and proceed with low-intensity exercise.
B) Defer treatment and discuss findings with the physician before resuming.
C) Monitor vital signs and incorporate interval training with frequent rest periods.
D) Discharge the patient from physical therapy and encourage the patient to visit a physician.