The literary device used in this sentence is analogy
D, But I must get to work
The words suggest that the writer is being frustrated by circumstances and might not be able to go to work--a possibility which is creating anxiety.
Answer:
Antonym
Explanation:
an·to·nym
/ˈan(t)əˌnim/
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noun
a word opposite in meaning to another (e.g. bad and good ).
Annotating . hope this helps