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During which period did many marine species become extinct, but reptilian and amphibian species started to flourish? a.Cambrian b.Carboniferous c.Ordovician d.Permian
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During which period did many marine species become extinct, but reptilian and amphibian species started to flourish?

a.Cambrian
b.Carboniferous
c.Ordovician
d.Permian

User James Legan
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1 Answer

3 votes
I believe it is the Ordovician.

I hope this helps!
User Ben Adams
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