❓ 質問 According to the passage, which of the following is a reason why the Anthropocene has not been formally recognized as a geological epoch?
- A. A. The term was proposed by non-geologists without scientific basis.
- B. B. There is no agreement on when the Anthropocene began.
- C. C. Human impacts are too minor to leave a lasting geological record.
- D. D. The geological community unanimously rejects the concept.