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Question 4 of 20:
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Based on the principle of superposition, which layer of sedimentary rock is the oldest?

A. Layer B
B. Layer D
C. Layer A
D. Layer C



Answer :

Final answer:

The Principle of Superposition helps determine the oldest sedimentary rock layer based on its position in a sequence.


Explanation:

The oldest layer of sedimentary rock can be determined using the Principle of Superposition. According to this principle, in an undisturbed sequence of sedimentary layers, the layers at the bottom are the oldest while those on top are younger.


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