What should be done to prevent splash and dirt during cleaning?

Ensuring a six-inch gap between shelves and flooring is vital for maintaining cleanliness and hygiene in food handling areas. This space allows for proper air circulation, reduces the risk of contamination from dirt and spills, and facilitates cleaning efforts. When shelves are elevated, it minimizes the chances of food items absorbing any potential splashes from cleaning activities or collecting dirt that may accumulate on the floor, thereby enhancing overall food safety and sanitation.

While other options might mention aspects of cleanliness, they do not effectively address the preventative measures necessary to avoid splash and dirt during cleaning. Storing food directly on the floor significantly increases the risk of contamination, as does improper elevation. Furthermore, although cleaning when food is not present is a good practice, it does not specifically prevent splashes and dirt during the ongoing cleaning process. The six-inch gap, however, directly targets the issue by creating a barrier that helps keep food off the floor and out of reach of potential contaminants.