Adverts are to inform people of a product or franchise so its
A. Buy a product!
The news sources form of the speech might not have the speech entirely, meaning that the clips they do have could be easily taken out of context.
A personal reading of the transcript has the full speech, and it can be interpreted fully without anything being taken out of context.
Since we are discussing sensory details, we are using all of our senses as Poe gives a word picture. Of course the only thing he doesn't do is taste it but he does everything else. He sees it, he hears it hissing, he feels the vibration, he smells its acrid breath.
Billy's father says they can't stay with grandpa and grandma cook because he and Billy's mother are getting a divorce.
Because of the fact that Billy's parents are separating, he can no longer stay with his grandparents, but rather go to a court where the judge will decide where the child will live from now on - whether that is going to be with his mom or his dad.