Repetition and circularity
<span>Including all of the necessary parts of a book and putting them in the right order is the first step to making your book credible and professional. The inside of your book, which we call the book block, is divided into three main sections: the front matter, book block text, and back matter.</span>
There are several things that might be symbolized by the word bridge in this line from the poem, but perhaps one thing would be the connections that you form in life.
Answer: I believe that the answer is A.