D for sure. Just like how the ground rises over millions of years.
The answer is Redshift in electromagnetic spectrum. hope this helps, have an amazing day :)
First you must create a hypothesis, figure how you can conduct your experiment, doing controlled and uncontrolled. Report your experiements then return the hypothesis and figure out if it was correct.
Explanation:
- <em>Permian Triassic Extinciton</em>
Lots of places were affected, extinction; in species, vertebrates, etc, etc.
- <em>Devonian extinction</em>
Extinction-- in marine species...
