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❓ 题目 What is the main purpose of the passage?

A. To argue that the Anthropocene should be formally recognized as a geological epoch.
B. To describe the debate over the definition and timing of the Anthropocene.
C. To explain why nuclear fallout is the most reliable marker of human influence.
D. To criticize the use of metaphors in scientific terminology.

To describe the debate over the definition and timing of the Anthropocene.

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