❓ 문제 According to the passage, which of the following is a major criticism of the economic valuation of ecosystem services?
- A. A) It tends to underestimate the cost of conservation projects.
- B. B) It relies on methodologies that are too complex for policymakers to understand.
- C. C) It may ignore non-quantifiable values and fail to capture abrupt ecosystem changes.
- D. D) It has been proven ineffective in all meta-analyses conducted so far.