Answer :
Final answer:
Before returning to finish chopping the celery, the food handler must clean and sanitize the knife and cutting board to prevent any potential cross-contamination.
Explanation:
The main answer is the food handler must: c. clean and sanitize the knife and cutting board.
In accordance with food safety practices, irrespective of the food type, once a food handler leaves the food preparation area and returns, they must ensure that they clean and sanitize their equipment. In this case, the knife and the cutting board used for chopping celery need to be cleaned. This is important to prevent any potential cross-contamination that could be introduced by the handler when they left their station. This practice is crucial in food businesses, as neglecting such safety measures could potentially result in foodborne illnesses. An example of this is a situation in Florida where substandard cleaning protocols led to Salmonella contamination.
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