Answer:
hear the call of the wild
idiom. : to feel a desire to go out to wild places far away from most people.
Prewriting is the first stage of the writing process, typically followed by drafting, revision, editing and publishing.[1][2][3]
Prewriting can consist of a combination of outlining, diagramming, storyboarding, clustering (for a technique similar to clustering, see mindmapping)
You can grab your audience's attention by starting your essay off with a question, a quote, an interesting statement, etc.
Answer: It gives Sofia time to think about how she feels about her sister.
Explanation: She knew the fog would burn off as the sun rose, and then she would be able to find her way home, but for now she would have to wait. It gave her time to think.