❓ 题目 According to the passage, what is a key reason why managing for resilience often includes maintaining biodiversity?
- A. A. Biodiversity ensures that an ecosystem can return to its exact original state after any disturbance.
- B. B. Diverse species increase the chances that some will continue to carry out vital functions when conditions change.
- C. C. Biodiversity reduces the frequency of natural disturbances such as fires and floods.
- D. D. High species diversity eliminates the need for monitoring ecosystem thresholds.