❓ 문제 According to the passage, what is a major limitation of using social media data to assess cultural ecosystem services?
- A. A) Social media posts are rarely geotagged accurately.
- B. B) This method may exclude groups who do not engage with digital platforms.
- C. C) Physical landscape attributes cannot be reliably linked to emotional responses.
- D. D) The economic value of cultural services remains impossible to estimate.