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Question
Granitic pebbles with a radiometric age of 300 million years are embedded in a sedimentary rock. A dike, dated at 200 million years, intrudes into the sedimentary rock. With all this information we can estimate the age of the sedimentary rock to beA) older than 300 million years.
B) younger than 200 million years.
C) between 200 and 300 million years old.
D) precisely 300 million years old.
Answer
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