❓ 문제 According to the passage, what is a primary reason some scholars oppose the formal recognition of the Anthropocene as a geological epoch?
- A. A. The human impact on Earth is not significant enough to be detected in geological records.
- B. B. The markers of human activity are not globally simultaneous, which complicates defining a single boundary.
- C. C. Paul Crutzen, who popularized the term, lacked sufficient scientific credentials.
- D. D. The proposed epoch is too long in duration compared to other geological epochs.