It would be D. because tapeworms tend to live in animals so if they are not cooked all the way it is possible for a human to get them.
Answer:
testing contact numbers periodically
Explanation:
That makes most sense to me because calling their doctor serves no purpose, printing out weekly spreadsheet is waste of paper, and making sure one staff has training does not fit the question I think.
The answer to your question is C.Viral
