They first appeared in the fossil record around 66 million years ago, soon after the Cretaceous–Paleogene extinction event that eliminated about three-quarters of plant and animal species on Earth, including most dinosaurs.
Explanation:
Answer from: Quest
The mass has escaped into a gas which you can not see so the law stays true.
Answer from: Quest
The answer is b because c don't explain why the moths are on them and it isn't a because as we know only one species of moth does this