If it’s a school lunch, it might be all three…
Why is wine a condiment?
That’s like me thinking water is a condiment!
Except the former is literal poison, and the other is essential for carbon-based life!
I’ve never had an issue with tomato sauce. The sauce doesn’t taste rotten. I don’t think the sauce would be poisoned.
I think it’s about the preparation(especially considering how cheap school lunches are).
schools don’t even throw away food that’s moldy until it gets fuzzy in my experience, so it’s probably that