Read the excerpt below and answer the question. when the stars threw down their spears (“the tyger,” line 17) these words are an example of synecdoche extended metaphor personification onomatopoeia

It'd be personification, because the author is giving human-like characteristics to the stars, e.g. the stars holding and throwing spears.

The answer is personification.

Personification is a metaphor and a literary device that takes place when a thing, idea, abstract qualities, any aspect of nature, emotions or event is given human characteristics. This is used in the excerpt when the narrator gives the starts the human attribute of throwing spears as if stars had the consciousness and will to perform such action as humans do.

man vs. nature - first choice