Positive peer pressure is when some one is encouraging you to give up on something for the goodness and wellbeing of yourself. Eg: Smoking is bad for health, so being peer pressured into stopping it is for your own health.
Negative peer pressure is when you're forced into doing something you don't want to do for someone elses pleasurement
Personification gives human-like characteristics to non-human things. The air doesn't have lungs therefore it can't "breathe". The personification here is simply that the air is being described as breathing.
The answer is B. because this is the only answer that is an immediate call to action for the situation, instead of just telling you facts like the other answers, this answer tells you straight up what you should do.
The answer is tone!
hope this helps