A nurse is caring for a group of patients. Which patient will the nurse see first?

A) A 17-year-old male who has just returned from outside "for a smoke" who needs a temperature taken
B) A 20-year-old male postoperative patient whose blood pressure went from 128/70 to 100/60
C) A 27-year-old male patient reporting pain whose blood pressure went from 124/70 to 130/74
D) An 87-year-old male suspected of hypothermia whose temperature is below normal