The central idea is the central, unifying element of the story, which ties together all of the other elements of fiction used by the author to tell the story.
Answer:
B. They value Mrs. Hale's insights about Mr. Wright's "cheerfulness" and trust Mrs. Peters to obey the law.
What is this from? Can you explain better?
Personification because it's saying the river knows as if it is a person or higher being.