A nurse is caring for a client who had an open cholecystectomy 24 hours ago. The client’s vital signs have been stable over the last 24 hours, with the most recent temperature 98.6° F(37° C), blood pressure (BP) 118/76 mm Hg, respiratory rate (RR) 16/min, and pulse 78/min, but are now changing. Which set of vital signs indicates that the nurse should contact the health care provider?