The answer is
B. Mediterranean
C. Humid Subtropical
E. Marine West Coast
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Uniformitarianism
fossils
radioactive decay
48 million
after
The youngest age of the shale is 910 ka. According to the principle of inclusions, the shale formed before the tephra, so the tephra must be younger than 910 ka.
Answer:
2
Explanation:
3 is physical 4 is as well so it has to be 1 or 2
