In which sentence is the underlined clause an adverb clause?
a) the territory’s emblematic stone, blue lazulite, looks bluer than the sky does on a clear summer day.
b) spring brings a resurgence of life to the arctic, which is home to more than 400 species of plants.
c) a multitude of animals, whose names may be familiar to you, also survive in the arctic region.
d) the ship, which was a nuclear submarine, became the first vessel to pass beneath the north pole.

20 pts + brainliest for a answer the structure of a written work—the way a work is built using sentences, paragraphs, chapters, or sections­—can an author develop and communicate ideas to the reader. how does the structure of paragraph 1 develop the ideas in roosevelt's first inaugural address? select each correct answer. by beginning with concrete examples and moving on to abstract ideas, the author readers understand the major points. by beginning the paragraph with references to himself and the audience, the author makes his ideas more approachable. by moving swiftly from topic to topic, the author emphasizes the importance of the nation's problems. by summing up the points that he will raise, the author creates a preview of the later paragraphs in the speech. by mixing shorter sentences among the long sentences, the author makes his ideas flow more smoothly and understandably.