Use the geologic cross section to determine the age of rock layer D as precisely as possible
A) It is 40 million years old.
B) It is between 39 million years old and 25 million years old.
C) It is between 39 million years old and 17 million years old.
D) It is older than 17 million years old.
Answer: C
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Which mineral would you NOT expect to find in a granite
What will be an ideal response?