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Which layer of rock is the oldest?
1. Layer A
2. Layer D
3. They are all the same age
4. There is not enough information to answer this question

Which layer of rock is the oldest 1 Layer A 2 Layer D 3 They are all the same age 4 There is not enough information to answer this question class=

Respuesta :

Layer D is the oldest because bottom layers form first and are covered by new rock layers.

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