Answer:
it is a comparison of two unlike things without using like or as
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sentence:
go unlock the doors to your future;
in the sentence given the struggle to future or the path to future is compared to the doors justifying the start to a new journey to build a better future.
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more such examples :
- he was a statue , waiting to hear the news
- Jane thinks she's the class Clown .
Step-by-step explanation:
hope it helps uh<3