The Permian extinction occurred at the end of the:
A) Paleozoic Era.
B) Mesozoic Era.
C) Cenozoic Era.
D) Proterozoic Eon.

Question

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The Permian extinction, also known as the Great Dying, was a mass extinction event that occurred at the end of the Paleozoic Era, approximately 252 million years ago. It is considered to be the most catastrophic extinction event in Earth's history, with an estimated 96% of marine species and 70% of land species becoming extinct.

The Permian Extinction Occurred at the End of The