Which of the four numbered features on this figure is the youngest?
A)1
B)2
C)3

Name: Which of the four numbered features on this figure is the youngest? A)1 B)2 C)3
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Question

Which of the four numbered features on this figure is the youngest? 
A)1 
B)2 
C)3

Quizplus · Accepted Answer

The law of superposition states that in a sequence of undeformed sedimentary rocks, the oldest layer is at the bottom and the youngest layer is at the top. In this figure, we can see that layer 4 is on top of layers 1, 2, and 3, making it the youngest layer. Therefore, the answer is D.

Which of the Four Numbered Features on This Figure Is