Identify the main idea of this paragraph:

this ship is carrying kala fever serum to group one on woden. their own supply was destroyed by a tornado. group two—the crew your brother is in—is eight thousand miles away across the western sea and their helicopters can't cross it to group one. the fever is invariably fatal unless the serum can be had in time, and the six men in group one will die unless this ship reaches them on schedule. these little ships are always given barely enough fuel to reach their destination and if you stay aboard your added weight will cause it to use up all its fuel before it reaches the ground. it will crash, then, and you and i will die and so will the six men waiting for the fever serum

What impact does the use of dashes have on the rhythmic structure of this poem? the dashes create imperfect rhyme that confuses the reader. the dashes create a slow rhythm that is pleasant for the reader. the dashes create a quick rhythm that confuses the reader the dashes create a heightened rhythm that excites the reader

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?

How does this excerpt develop the central idea that espionage during the civil war was often carried out by untrained citizens? it enhances the reader’s understanding by explaining why training was unnecessary. it changes the reader’s perception of what information a spy was able to obtain. it explains an ordinary person’s motivation for conducting espionage against the enemy. it adds moral complexity to espionage, due to the use of secret and dangerous methods.