Multiple Choice
Compared to normal continental crust in the middle of a stable craton, the crust under mountain belts can be _________.
A) about five times as thick at more than 160 km
B) about twice as thick at more than 70 km
C) about three times as thick at more than 100 km
D) about half as thick at less than 18 km
Correct Answer:
Verified
Correct Answer:
Verified
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