A woman gave birth to a 7-pound, 6-ounce infant girl 1 hour ago. The birth was vaginal and the estimated blood loss (EBL) was approximately 1500 ml. When assessing the woman's vital signs, the nurse would be concerned to see:

Temperature 36.8° C, heart rate 60, respirations 18, blood pressure 140/90.

Temperature 38° C, heart rate 80, respirations 16, blood pressure 110/80.

Temperature 37.4° C, heart rate 88, respirations 36, blood pressure 126/68.

Temperature 37.9° C, heart rate 120, respirations 20, blood pressure 90/50. —