(1) There has been a recent disappearance of honey bees, referred to as Colony Collapse Disorder. (2) Many theories have been advanced to explain this disappearance. (3) One theory blames pesticides, which cause an insect to become lost and confused. (4) Another explanation is that stress is lowering bees’ immune systems. (5) Still other experts blame IAVP, a parasitic virus that kills bees. (6) All experts agree that more research is needed to develop a single theory. Which is the topic sentence of this paragraph?

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?