You could use definition or root word to better understand the word or to learn what it means.
Answer: e. Make you a more compelling speaker.
b. Improve your delivery.
A short story's setting is made of time and place.
Apart from plot (what is going on) and characters (who is doing what they are doing), the setting (where and when is the plot happening) is the most important element of a short story. The interpretation of a short story depends very much on how the author has described the setting. It provides a context for the events.
The answer is A. There is a metaphor and a simile. I hope that this helps. =)