Hi, you've asked an incomplete question. However, here's a brief explanation of the terms metaphor, repetition, and sentence structure, this would allow you to determine the author's style.
Metaphor
A Metaphor is a figure of speech that is often used to compare something or someone using an object, activity, or idea that shouldn't be taken literally.
Repetition
Repetition is one literary device that occurs when a word or phrase is intentionally repeated by a writer two or more times in a written passage. For example, saying "Home sweet home", here the word repeated is 'home'.
Sentence structure
The term sentence structure refers to the physical nature of a sentence and how the contents of a particular sentence are presented. For example, the structure could include such things as the writer's choice of sentence subject, the length of sentences, etc.
You can learn about literary techniques here https://brainly.com/question/2183813
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