It is possible to date the rocks by comparing the amount of specific radioactive isotopes they contain. Which of the statement is correct in this respect?

A: Older sediment layers have equal amount of these radioactive isotopes as that of the young ones

B: Older sediment layers have less amount of these radioactive isotopes as that of the young ones.

C: Older sediment layers have greater amount of these radioactive isotopes as that of the young ones.

D: Older sediment layers did not have these radioactive isotopes

Check Correct Option

Older sediment layers have less amount of these radioactive isotopes as that of the young ones.

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It is possible to date the rocks by comparing the amount of specific radioactive isotopes they contain. Which of the statement is correct in this respect?

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