How should this sentence be written to show the imperative mood? It is best to listen respectfully to your elders.

A.
Listen respectfully to your elders.
B.
Why should I listen respectfully to my elders?
C.
We would listen respectfully to our elders if they listened to us.
D.
If I were to listen respectfully to my elders, they would be pleased.

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?