Several Clients Are Being Seen in the Emergency Department for Nausea

Several clients are being seen in the emergency department for nausea and vomiting.Which clients are at an increased risk for dehydration and would require pharmacotherapy to treat this condition?
Select all that apply.

A) A 1-week-old neonate
B) A 2-year-old toddler
C) A 36-year-old female
D) A 22-year-old male
E) An 80-year-old female