ANSWER:
The answer is A. swallowing
Some form of plant life. It could be a tree, flower, even a simple blade of grass.
THe carbon gases generally the carbon dioxide gas and CFC's are called greenhouse gases which are referred to as toxic gases in the atmosphere. These gases contribute to the thinning of the ozone layer which can lead to the warming of the Earth since the ozone protectst the Earth from the heat and warmth of the sun
First, the organism needs to be buried quickly so the bones do not rot, sinking in tar, sand storm sinking in mud etc. Over time more sediment will cover the organism, preventing decay. Being buried quickly and preserved away from predators are one of the reasons why marine life fossils are much more common <span>the terrestrial animals as they are rarely preserved.</span>