What Happens to the Crustal Root of a Mountain Range

question 18

Multiple Choice

What happens to the crustal root of a mountain range as the mountains are slowly eroded away?

• A)The crustal root is eroded away at the same rate.
• B)The crustal root remains stationary.
• C)The crustal root sinks deeper into the mantle.
• D)The crustal root rises out of the mantle.

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