Question

question 22
which of the following is incorrect?
norovirus is the leading cause of foodborne illness in the us.
norovirus has multiple signs and symptoms.
norovirus can spread in complex foods.
rehydration and several other methods may be used to treat norovirus.

Explanation:

Norovirus is indeed the leading cause of food - borne illness in the US, has multiple symptoms like vomiting and diarrhea, can spread in complex foods, and treatment mainly involves rehydration and other supportive care. Since all the statements are correct, there is no incorrect option among them.

Answer:

There is no incorrect option among the given choices.