The answer that i think best fits your question is c - a metaphor
Answer:
D. Gain a more thorough understanding
Explanation
It's best to try and understand the passage you're reading. If you do you may get a better insight into the characters and story.
Because they are!!!
It sometimes is for the right reason, but I do 100% agree that it does seem selfish, I would HATE to have to do that!
The third one is the one that contains the true analogy.
Dashes because it is within a sentence and it says include a example