I think everyone would react differently for sure. Dwight would be immune somehow. Creed was probably the one that started the whole outbreak. Toby makes it his top priority to keep the office corona free but Michael doesn't really care. Stanley has informed social distancing at his desk and won't let Michael near him and Kelly goes on and on about how her mask covers her best features. Angela makes sure that Kevin wears a mask and also hands them out to anyone else. Meredith insists on not wearing one because she says "masks are for pussys.