What Is the Best Criterion for the Relative Ages of the Rocks

question 29

Multiple Choice

What is the best criterion for the relative ages of the rocks in this photograph?

• A) The igneous rock is younger because it is on top.
• B) The igneous rock is younger because it has baked the adjacent rock.
• C) The lower rock is younger because it contains pieces of volcanic rock.
• D) The igneous rock is older because it formed at depth.

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