❓ 题目 According to the passage, which of the following is a primary reason some scholars prefer to call the Anthropocene a 'geological event' rather than an epoch?
- A. A. Because human impacts are not globally synchronous and vary regionally.
- B. B. Because the markers are not stratigraphically distinct.
- C. C. Because nuclear tests and microplastics are not permanent.
- D. D. Because the term 'Anthropocene' was not proposed by geologists.