A nurse beginning the day shift receives a report on the following clients. Which client should the nurse assess first?

A) A 91-year-old male client with terminal lung cancer who has been unresponsive for the past 24 hours
B) A 6-year-old female client with tonsillitis with a temperature of 101°F (38.3°C)
C) A 67-year-old female client with myelodysplasia syndrome with a low hemoglobin and blood pressure of 89/52, currently receiving her second unit of packed red blood cells
D) A 25-year-old female client with Crohn's disease complaining of 3/10 abdominal pain
E) A 36-year-old male client with C. difficile who has had 3 loose stools in the past 8 hours