Multiple Choice
What is the main reason why the age of oldest rocks can vary from one part of a continent to another?
A) older rocks are commonly remelted over huge regions
B) older rocks have been uplifted and eroded away
C) large parts of the continent are subducted deep within the mantle
D) parts of the continent have been added by the accretion of tectonic terranes
Correct Answer:
Verified
Correct Answer:
Verified
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