None of the above. Excessive use of pain killers cause damage to the kidneys not necessarily the liver.
Answer:a. taking the easy route to success instead of the moral one.
Explanation:
The answer is "He was bad enough in all conscience, but the Devil himself could not temp him to turn slave-trader. Satirical is a synonym for sarcastic. So when the Author says that Tom Walker could not be tempted by the Devil he does not literally mean "The Devil" but he means that he is too morally upright to become a slave-trader.
Bradbury is trying to show how this society is constantly bombarded with media. In this case, it's advertisements pounding them into a passive state. No one on the train is talking or interacting. They are just sitting listening to the advertisement like they are being brainwashed into buying denham's dentifrice. In contrast to this Montag is trying to read a passage from the Bible about letting go of material things (including Denham's dentifrice). This juxtaposition between the natural world and materialism further shows how society is so wrapped up in media that they are unaware of the world around them.
I believe the answer is B.