Scuttled off sideways words are an example of

The sentence fragment, ' scuttled off sideways and stepped into the sea, saying to himself,' is an example of alliteration. Alliteration is a figure of speech that deals with sound. It refers to the repetition of a consonant or a vowel sound.

Explanation:

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a biography is a genre that mainly accounts somebody's life and that is written by somebody else. this genre supports sonia nazario's desire to share enrique's life because she can fully inform readers of his entire emotional journey.

in a biography, an author can share the readers almost everything about a person's life, or just one key event or personal aspect the author is interested in telling, like in this specific case in which sonia nazario is centered in enrique's emotional journey.