A shallow depression caused by deflation. Blowouts are sandy depressions caused by deflation, which is the removal of sediments by wind.
<span>C) Haloalkanes (Halons) and Chloroflurocarbons (CFS's) are chemical gases that may be carried into the stratosphere, where the ozone layer resides. These chemicals react with ozone and cause a reaction that breaks ozone down into oxygen. Depletion of the ozone layer causes an increase in the ultraviolet radiation entering the earth.</span>
I believe the answers should be A. And C
Layer 2 would be most likely to have organisms that lived at the same time as the bird species