Which linguistic device was deliberately employed in Apple's famous 'Think Different' slogan that made it particularly memorable and controversial among language experts?

Advertising slogans represent a fascinating intersection of linguistics and marketing. The most memorable slogans use specific language features like phonetic devices, semantic play, and syntactic structures to create lasting impact. This poll tests your knowledge of the linguistic techniques that have shaped some of the world's most successful marketing phrases and how language choices influence consumer psychology.

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Grammatical subversion (using 'different' as an adverb instead of the grammatically correct 'differently')
Phonetic alliteration (repeating the 'th' sound for emphasis)
Semantic opposition (contrasting 'think' with its antonym)
Imperative mood with an implied subject (the missing 'you' before 'think')