❓ 문제 According to the passage, why do some critics oppose the economic valuation of ecosystem services?
- A. A. Because it is difficult to assign accurate monetary values to intangible services.
- B. B. Because it may turn nature into a commodity and weaken conservation ethics.
- C. C. Because it ignores the role of public goods in market economies.
- D. D. Because it relies too heavily on multi-criteria analysis rather than monetary data.