❓ 题目 According to the passage, what is a primary reason why critics oppose the formal recognition of the Anthropocene as a geological epoch?
- A. A. There are no measurable markers of human activity in geological records.
- B. B. Human impacts on the environment have been uniform across the globe over time.
- C. C. The proposed mid-20th century boundary is not globally synchronous because human effects occurred at different times in different places.
- D. D. The 'Great Acceleration' only affected industrial countries, leaving other regions untouched.