❓ 質問 According to the passage, what is the main reason some scientists prefer the mid-20th century as the start of the Anthropocene?
- A. Because it was when the most significant human inventions, such as the internet, were created.
- B. Because it provides a globally consistent and synchronous stratigraphic marker, such as nuclear fallout and plastics.
- C. Because agriculture first became widespread during that period, leading to major environmental changes.
- D. Because it marks the beginning of the 'Great Acceleration', which is a purely social phenomenon.