This metaphor emphasizes the superficial and selfish motivation behind voluntour opportunities, as shown in the third answer option.
We can arrive at this answer because:
This question is related to the text "Voluntourism: An Opportunity Too Good to be True" and the sentence that shows this metaphor is:
"For example, they sign up to build a school for a gold star on their resume, but they have no real building skills and take jobs away from local construction workers (Schulten)."
More information:
https://brainly.com/question/9305447?referrer=searchResults