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, diarrhea etc., can spread in complex foods and rehydration along with other supportive care methods are used for treatment. All the statements are correct. There seems to be an error in the question as no option is incorrect.

Answer:

There is no incorrect option among the given ones.