Answer:
I've not read Farenheit 451, but from the quote I believe it's trying to say "it doesn't matter what you do, as long as you impact it enough to be remembered" or something similar, though again I may be wrong as I've not read the book.
No if you target uninformed consumers they may never consume again
Explanation: It mean who the target audience is or meant for.
Like for example, my intended audience are young adults.
Hope this helps!
What do the lines say? There is no image so I can't help
Look for stereotypes such as the obvious, greasers and socs. If you still can't come up with anything let me know.