Select all the correct answers.
Which three food handlers are following correct cleaning and sanitizing guidelines?

Klara cleans the slicer with hot water and detergent before using it for slicing bread.
Selina sanitizes all the salad bowls used for lunch service once a week.
Dave runs the cleaning and sanitizing solution through the ice cream machine every evening.
Mikael cleans his knives and then soaks them in a chlorine solution after using them for four hours.
Nora washes, rinses, and sanitizes the ladle after dropping it on the floor accidently.