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Nataly [62]
3 years ago
8

PLEASE HELP !! ILL GIVE BRAINLIEST *EXTRA 40 POINTS* DONT SKIP :(( .!

Biology
2 answers:
Marianna [84]3 years ago
6 0
I believe its A, because the rock layers would be a direct source of information
mr_godi [17]3 years ago
3 0

Answer:

Radioactive dating of rocks

Explanation:

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