Based on the given information the remaining tuna salad should be thrown out at 5.00pm.
The remaining Tuna salad should be not be consume but should be dispose because pathogens or micro-organisms might have contaminate it or spread on it as the temperature of the salad did not exceed 70F.
Example of pathogens are:
Disposing the remaining tuna salad will help to prevent foodborne illness which occur as a result of consuming food that are infected by bacteria or viruses.
Inconclusion the remaining tuna salad should be thrown out at 5.00pm.
Learn more about pathogens here:https://brainly.com/question/8102979
