A 6-Month-Old Infant Has Had Watery Diarrhea for 6 Days;

Multiple Choice

A 6-month-old infant has had watery diarrhea for 6 days; he vomited a couple of times. The stools have no blood and no pus. He is dehydrated. He has not been outside of Cincinnati. Two other toddlers who visited for a day also are sick. What is most likely causing this?

A) Clostridium botulinum toxin
B) Giardia lamblia
C) Norwalk agent
D) Rotavirus
E) Salmonella enteritidis
F) Staphylococcus aureus enterotoxin