How does the structure of a nonconformity show geologists that there was a lapse in the record of time?
A) Carbon-dating radioactive tests on the rocks shows that a lapse in time occurred.
B) The coal seam between layers must have taken millions of years to form.
C) Rock must have eroded away because the metamorphic or igneous rocks underneath were formed at great depth, not near the surface.
D) The fossil record shows missing specimens.
Answer: C
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