Final answer:
Food handlers should wash their hands in all the mentioned circumstances: after handling raw foods, after smoking, and after clearing a table of dirty dishes. Hand hygiene is crucial to prevent cross-contamination and the spread of foodborne diseases.
Step-by-step explanation:
The question asks about the circumstances under which food handlers should wash their hands. The correct answer is e. all of the above. This is because good hygiene practices require handwashing after handling raw foods to prevent cross-contamination, after smoking to remove chemicals and odors that could contaminate food, and after clearing a table of dirty dishes to prevent the spread of possible pathogens transferred from used utensils and plates.
Regular handwashing is a critical step in avoiding pathogens and preventing the spread of foodborne diseases. Moreover, proper hand hygiene is emphasized not only before and after handling or preparing food but also at other critical times such as after using the bathroom, when hands become soiled, and before eating.