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 roosevelt's first inaugural address refine the ideas in his speech? pick each correct answer. a. sentences are both simple and complex to clearly communicate ideas. b. each paragraph is brief to keep the audience interested. c. sentences are short to make the content easy to follow. d. each paragraph focuses on a key area to make related support clear and relevant. f. sentences with informal language the audience connect with the ideas.