SAT English Practice Question

A student is writing a persuasive essay about the importance of preserving endangered species. In the essay, the student argues that protecting endangered species is not just about conserving biodiversity, but also about maintaining the natural balance of ecosystems. The student wants to add a sentence that emphasizes the connection between humans and the natural world. Which sentence best accomplishes this goal?

1. A.While some people believe that preserving endangered species is a waste of resources, the truth is that these species are essential to the survival of our planet.
2. B.The beauty and wonder of nature are reasons enough to protect endangered species, but the fact that humans depend on a healthy environment should make the need for conservation even clearer.
3. C.Even though we may not see the direct impact of losing a particular species, the interconnectedness of ecosystems means that the loss of one species can have ripple effects throughout the entire natural world.
4. D.It is imperative that we recognize that humans are not separate from the natural world but are an integral part of it, and that protecting endangered species is a responsibility we all share.