English 1- will give brainliest (35 points)

[4] if you want a genuine experience where you can see a lasting impact, there are better options than voluntourism. you can volunteer in your local community. give an hour every week to your town's animal rescue. serve monthly dinners to the homeless. be a reliable, positive influence on a child who needs a mentor. studies show that volunteering and forming lasting relationships with those you has a positive impact on your physical and emotional health. in fact, blood pressure is reduced, memory is improved, and rates of depression are reduced (michaels).

how does the speaker's metaphor of the mirage in paragraph 4 support the purpose of the speech?
[a] it develops the idea that voluntour opportunities are not what they appear to be.
[b] it emphasizes the idea that voluntour work is difficult and draining but worth the effort.
[c] it reveals the significant contribution that voluntours make to the areas they visit.
[d] it shows that voluntourism experiences can even take place anywhere-even in the desert.