SAT English Practice Question

When the author writes, "But what if, instead of being a place for tourists to visit, the zoo could be a refuge for animals? What if it could help endangered species?", what is the author doing?

1. A.To present a hypothetical scenario to encourage the reader to consider a new perspective.
2. B.To express the author’s personal opinion about zoos.
3. C.To identify the problems with zoos as they currently exist.
4. D.To propose a solution to the issue of endangered species.