Which Statement About the Cambrian Is True

question 6

Multiple Choice

Which statement about the Cambrian is true?

• A) The Burgess Shale is a Cambrian fossil bed.
• B) The first multicellular life occurred during the Cambrian.
• C) It marks the end of the Paleozoic era.
• D) Oxygen concentrations were much lower during the Cambrian than they are today.
• E) It came after the Ordovician.

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