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23 September, 05:27

What is true of mass extinctions?

A All life on Earth dies when a mass extinction happens

B In each mass extinction, over 50% of animal species died.

C Mass extinctions happen frequently.

D There is no evidence for past mass extinctions.

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Answers (2)
  1. 23 September, 07:14
    0
    Answer: I think the answer is B
  2. 23 September, 08:48
    0
    b

    Explanation:

    mostly 99% of all species die
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