It most likely will create a sense of foreboding and mensise. I t will also set the mood in the sense it should make the reader understand how stormy and dark it was that night.
Using a simile to compare the giant rocks to a "Sea Monster with wide-open jaws" immediately sends a message to the reader about the extent of the dangers that the giant rocks pose.
Similies are literary devices that help to give deeper descriptive powers to the writer.
This is achieved by comparing one thing or person against another which in most cases are unrelated.
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https://brainly.com/question/1057980
