In order to help prevent pathogenic contaminants in the food, it is always best to cover them when they are not going to be eaten, they should have a lid or covered with any material that could secure them and away from contaminants. It is also best to store them in the right storage place if they are not going to be eaten or there are left overs. In doing these things, this will help them avoid being exposed to pathogenic contaminants.
The answer should be C if not then it is D
A. arthritis I'm pretty sure is the answer!!!!