How does the author's use of exposition affect this story? It builds the tension that occurs in the story: the mystery behind the letters Bella finds. It provides a resolution to the events that happen in the story: the identity of the letter writer. It is the turning point in the story, when Bella finds the message asking for her to meet the letter writer in the park. It introduces the main characters, Bella and her family, and sets the scene for the action that follows.

Read the quote from zimmermann in the code book. a future government could inherit a technology infrastructure that's optimized for surveillance, where they can watch the movements of their political opposition, every financial transaction, every communication, every bit of e-mail, every phone call. everything could be filtered and scanned and automatically recognized by voice recognition technology and transcribed. it's time for cryptography to step out of the shadows of spies and the military, and step into the sunshine and be embraced by the rest of us. which question does this paragraph answer? why does zimmermann think encryption is important? what kind of encryption did zimmermann invent? how does zimmermann’s encryption work? who made encryption based on zimmermann’s work?