1ill Blank question 1/12:
The Permian-Triassic extinction, which occurred approximately 250 million years ago, was the largest EXTINCTION event in history. Often known as the Great Dying, it resulted in the end of over 90 percent of the Earth's species.
What is the meaning of "EXTINCTION" in the given context?
A.the evolutionary process of new species
B.the restoration of a species to its natural habitat
C.the disappearance of a large number of species
D.the transition of organisms to adapt to new environments and conditions
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