I have never been to the Arctic, but I have been to Antarctica. You could call the Arctic the "top" of the world and Antarctica the "bottom." The Arctic is a frozen ocean surrounded by land, while Antarctica is a continent of land surrounded by ocean. Although the two regions are very different, they are similar in some ways. In both regions, the temperatures are extremely cold, the winters are long and dark, and the landscapes are vast and breathtakingly beautiful. Both regions are also home to unique ecosystems and wildlife. What is the function of the underlined sentence in the passage?
The underlined sentence in the passage functions to
Correct answer: B
Explanation
The underlined sentence introduces a comparison between the Arctic and Antarctica, highlighting that they are similar in some ways despite their differences. This comparison helps to emphasize the main point of the passage: that while the Arctic and Antarctica are different, they also share some similarities.
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