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What does it mean if different layers of rock have different fossils?

A. this means the rock formed at the time when different plants and animals were alive.
B. this means the rock formed before plants and animals were alive.
C. this means that those rock layers are the oldest.
D. this means that those rock layers are the youngest.

User Arun Karunagath
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1 Answer

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7 votes

Answer: A) this means the rock formed at the time when different plants and animals were alive.

User GlennG
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