The Correct Answer is B. They signal that the narrative is reflecting Stephen's personal experience.
It is an example of a Simile.
It compares one thing to another using "as", which is what a simile does.
Answer:
In Lord of the Flies Golding illustrates that evil is present in everyone and everywhere. Humankind's work lies not in the impossible mission of eliminating it. But in the struggle to keep evil from becoming the dominant force in our lives.
The Answer to your question is Number A. To teach some things are better left unsaid