Answer:
Answer would be A
Explanation:
If you cannot read it A is
warm, moist air rises
The correct answer of the given question above would be option D. The option that did not occur during the Cenozoic era is the formation of the ozone layer. The ozone layer has long been there before any era since it is part of the earth's atmosphere. Hope this answer helps.
Im pretty sure that its tissue......not the one you blow your nose in lol. Hope this helps
