Flipping the expected, respectable meaning of "education" so the definition contradicts what the word...

Flipping the expected, respectable meaning of "education" so the definition contradicts what the word usually implies is __________.
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sarcasm
approach
aphorism
verbal irony
understatement
Bluntly stating that politics is "the conduct of public affairs for private advantage," with contempt obvious rather than hidden, is __________.
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Delivering a full critique of an institution in a single short, quotable, cleverly worded sentence is __________.
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Presenting a brutal takedown of education inside the calm, neutral format of a dictionary entry is __________.
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Hijacking the trusted, official format of a reference book to expose dishonesty hidden in everyday language is Bierce's overall satirical __________.