Which linguistic device has been empirically shown to create the most memorable advertising slogans across multiple languages and cultures?

Language is a powerful tool in marketing, especially in creating memorable advertising slogans. Linguists often study how syntax, semantics, and phonological patterns in slogans influence consumer behavior and brand recall. This poll tests your knowledge about a famous linguistic phenomenon used in advertising that significantly impacts how we remember and respond to brand messaging. See if you can identify which linguistic device has been proven most effective in creating sticky, memorable slogans across various languages and cultures.

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Rhyming pairs (e.g., "The best part of waking up is Folgers in your cup")
Alliteration (e.g., "Don't dream it. Drive it.")
Sound symbolism (phonetic matching of sounds to product attributes)
Semantic paradox (e.g., "Less is more")