Answer:Cleaning the plate used to carry the chicken to the grill with a paper towel before using it for serving raw vegetables.
Step-by-step explanation:
Raw chicken may contain certain germs which may remain in those plates where it was placed .
He will need to wash these plates completely with warm soupy water which will kill the germs that remain on the plates .
Wiping them with a paper towel will only remove the surface dirty of the plates but the germs will still be there and will cross contaminate the vegetables .