Sedimentary Layer a Is Found Above Sedimentary Layer B, and the Two

question 37

Multiple Choice

Sedimentary layer A is found above sedimentary layer B, and the two are separated by a horizontal layer of ash, C. Therefore, the order from oldest to youngest is

• A) B, C, A.
• B) C, B, A.
• C) A, C, B.
• D) none of these.

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