2) The diagram below shows a stack of rock layers. These layers have not changed position since they formed. Examine the diagram, and answer the question that follows. If the age of Layer 4 is 400 million years and the age of Layer 1 is 500 million years, then the age of Layer 2 is
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younger than 400 million years.
between 400 million and 500 million years.
400 million years.
older than 500 million years.