After Change-Of-Shift Report,which Patient Should the Nurse Assess First

After change-of-shift report,which patient should the nurse assess first?

A) 42-year-old who has acute gastritis and ongoing epigastric pain
B) 70-year-old with a hiatal hernia who experiences frequent heartburn
C) 53-year-old who has dumping syndrome after a recent partial gastrectomy
D) 60-year-old with nausea and vomiting who has dry oral mucosa and lethargy