Which brand slogan holds the Guinness World Record for 'longest continuously used slogan in advertising'?

Brand slogans can define companies for generations, but some have made their way into the record books! Test your knowledge about the most famous, long-lasting, and record-setting brand slogans that have made marketing history. Can you identify which slogan holds a remarkable world record?

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Maxwell House: 'Good to the Last Drop' (1915-present)
Coca-Cola: 'The Pause That Refreshes' (1929-present)
De Beers: 'A Diamond is Forever' (1948-present)
Nike: 'Just Do It' (1988-present)