A post-operative patient is receiving opioid analgesics for pain management. Which assessment would alert the nurse to contact the provider?

BP of 120/80, pulse of 100, respiratory rate of 18

BP of 104/72, pulse rate of 80, respiratory rate of 24

BP of 110/60, pulse of 70, respiratory rate of 14

BP of 90/50, pulse of 120, respiratory rate of 10