The Dewey decimal system groups books by subject
<span>It introduces the main focus of the article and creates interest.</span>
The correct answer is letter A, because Hyperlinks can be used although you have no internet connection. Using hyperlinks can be useful to jump to different parts of a text, but it doesn't mean that you will narrow your search for information.
Answer: In an inverted sentence, the predicate is placed before the subject/noun.