Answer:
Norovirus and Hepatitis A
Step-by-step explanation:
Norovirus (most common viral foodborne illness, which causes gastroenteritis, a medical condition characterised by diarrhiea, vomiting and abdominal pain), Hepatitis A and E (which cause inflammation of the liver), Rotavirus (particularly associated with gastroenteritis in children).
And don't worry about the Rotavirus because it isn't with any other options for the most common foodborne illnesses.