Best Buy Retail Stores Carry Many Brands and Styles of Television

Best Buy retail stores carry many brands and styles of television monitors.In fact,its slogan is "Thousands of Possibilities." You could almost say the ad has a "sea of televisions," which is why it shows a customer and his new TV rowing through hundreds of television sets.What technique did the creative director use to help the advertising be more persuasive?

A) Nonverbal analogy
B) Visual metaphor
C) Role-playing
D) Selective perception
E) An observational appeal