Assertion (A): Uniformitarianism assumes that the present geomorphic processes operated in the past in a similar manner and intensity.
Reason (R): The principle rejects sudden, short-lived catastrophic events as having any role in shaping the Earth’s surface.
Choose the correct answer:
A is false, but R is true.
A is true, but R is false.
Both A and R are true, but R is not the correct explanation of A.
Both A and R are true, and R is the correct explanation of A.
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