Multiple Choice
Significant mass extinctions occurred during which of the following epochs?
A) Pleistocene, Ordovician, and Triassic
B) Ordovician, Triassic, and Jurassic
C) Triassic, Permian, and Cretaceous
D) Triassic, Permian, Cretaceous, Pleistocene, Ordovician, and Devonian
E) Ordovician, Triassic, Jurassic, Silurian, Eocene, and Oligocene
Correct Answer:

Verified
Correct Answer:
Verified
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