❓ 質問 According to the passage, what is a primary reason some scientists oppose declaring the Anthropocene a formal geological epoch?
- A. A. Human impacts on the environment have been too uniform across time and regions.
- B. B. There is no agreement on a single, clear stratigraphic marker for its beginning.
- C. C. The Holocene epoch has already incorporated human-induced changes.
- D. D. The 'Great Acceleration' occurred too recently to be considered geological.