Which is a common food-handling mistake that can cause foodborne illness? Failing to supervise food deliveries Failing to exclude food handlers who are ill failing to calibrate the thermometers regularly Failing to prevent cross-contact from allergens

## Step 1<br />The problem is asking us to identify a common mistake in food handling that can lead to foodborne illness. Foodborne illness is caused by consuming food or drink that has been contaminated with harmful bacteria, viruses, or parasites. These pathogens can be introduced into the food at any point during its production, processing, or cooking.<br /><br />## Step 2<br />The options provided are all potential mistakes in food handling, but we need to identify the one that is most likely to cause foodborne illness.<br /><br />## Step 3<br />The option "Failing to exclude food handlers who are ill" is the most likely to cause foodborne illness. This is because ill food handlers can introduce pathogens into the food, which can then be consumed by customers.