Why are the structures called silos? What symbolic resonances does this word have?

How have the silos destroyed cultural, racial, religious, and gender diversity? Is it significant that the silos are a US construction? Why or why not?

Discuss the stylistic and linguistic differences between the novel’s narrators—Juliette, Charlotte, Elise, Donald, Darcy, and Jimmy. What rhetorical devices does Howey use to keep their voices and perspectives distinct?