Which 1920s advertising innovation fundamentally changed consumer behavior by creating demand for products people didn't know they needed, rather than simply promoting existing demand?

Long before viral social media campaigns and digital marketing strategies, advertising was undergoing its own revolution. The early 20th century saw dramatic shifts in how products were marketed to consumers, establishing practices that would influence retail and product promotion for generations to come. Test your knowledge of this pivotal era in advertising history!

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Scientific Advertising - Claude Hopkins' application of testing and measurement principles
Psychological Marketing - Edward Bernays' techniques linking products to unconscious desires and social aspirations
Testimonial Marketing - celebrity endorsements pioneered by early Hollywood stars
Radio Jingles - musical advertisements that created memorable brand associations