Which rhetorical appeal is primarily used in this ad?

THE BEST IN ITS CLASS FOR OVER 50 YEARS

1 answer

The primarily rhetorical appeal used in this ad is credibility (ethos). By highlighting that the product has been the best in its class for over 50 years, the ad is trying to establish credibility and trustworthiness with the audience. This appeal seeks to convince the audience that the product is reliable and has a proven track record of success.