What’s the worst thing you’re likely to find in the school cafeteria?
Answer: The Food!
Explanation: The punchline simply states "The Food!" as if the worst thing to find in the school cafeteria is the food itself. This plays on the common stereotype or joke that school cafeteria food is often perceived as unappetizing or of lower quality. The simplicity and straightforwardness of the answer contribute to the comedic effect.