The answer would be because it uses a direct quotation from the author of the source used.
Fiverr works just like any other marketplace. Sellers list their services (gigs) and buyers who are interested in these services ask questions and if they are satisfied with answers, purchase them. Fiverr works like a middleman guaranteeing both parties are happy with the end result.
B, because nothing in this talks about dogs, and the main idea of the article is fish. It is more specifically about setting up a fish aquarium.
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the answer is C : Uluru is a popular tourist destination. Hope this helps!
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