❓ 题目 According to paragraph, which of the following is a reason why the International Commission on Stratigraphy rejected the Anthropocene as an epoch?
- A. A) The early human impact on carbon dioxide levels was too significant to be ignored.
- B. B) The proposed boundary lacks a distinct and globally traceable marker in rock layers.
- C. C) The nuclear fallout from the 1950s is not detectable in geological strata.
- D. D) The Holocene epoch has a longer duration than the Anthropocene.