The most studied and well-known mass extinction occurred ______________ .

429 million years ago

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63 million years ago

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225 million years ago

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369 million years ago

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Solution

The correct option is B 63 million years ago
It is documented in evolutionary history that 5 major mass extinctions that have occurred till the current period. Of the 5, the most studied and well-known mass extinction is said to have occurred 63 million years ago. This extinction was most studied as it was the most recent but more so for the fact that dinosaurs were wiped out of existence during this mass extinction.

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