The theory is the Continental drift, the super-continent is called the Pangaea.
Answer: Food worker should let the dish dry (with the help of tissue paper to avoid any growth of germs on wet surface) after rinsing and also they should sanitize their hand in order to maintain proper hygiene.
Doing so can reduce the level of surface contamination on dishes (by microbes such as bateria, and viruses).
There should be proper hygiene in preparing and serving food otherwise food may cause illness to people.
There are living organisms that do these processes alongside one another to sustain a balanced cycle.
