The most massive extinction event in the history of Earth, in which 96 percent of all species became extinct over the course of a few thousand years, occurred during the

a. Cretaceous.

b. Devonian.

c. Orodovician.

d. Permian.

e. Silurian.

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Wifey

8 December, 15:34

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Steve Hodge · Answer 1

D. Permian. This is when 96% of all species on the planet became extinct.

The most massive extinction event in the history of Earth, in which 96 percent of all species became extinct over the course of a few thousand years, occurred during thea. Cretaceous.b. Devonian.c. Orodovician.d. Permian.e. Silurian.