CLEANER MINI CASE: Oopsy All Gone is a new super cleaning powder that, when mixed with water, will remove the toughest stains from carpets and upholstery. The manufacturer, Clean Brite, has placed an advertisement in a magazine that is designed to look like an editorial and presents information about the harmful chemicals present in most household cleaners, while highlighting the mild ingredients in Oopsy All Gone that are tough on stains but soft on skin. Oopsy All Gone also uses advertisements that say it is the "best cleaner available." Clean Brite has also arranged for Oopsy All Gone to appear in a popular sitcom, where the main character spills a drink on his neat-freak friend's white couch while housesitting for the weekend. In the CLEANER MINI CASE, the magazine ad is an example of ________.

urgent ad-formation

buzz marketing

viral marketing

product placement

an advertorial