Which of the following is NOT a key element of effective advertising?

An effective advertisement typically includes key elements that enhance its ability to capture attention and communicate a message. A clear message is crucial as it ensures that the audience understands what the advertisement is promoting. An eye-catching design is important because visually appealing ads tend to attract more viewers and generate interest. A call to action is vital as it encourages the audience to take specific steps, such as making a purchase or visiting a website.

Price reduction, while it can be a tactic used within advertising to attract customers, is not an essential element of effective advertising itself. An advertisement can be effective without promoting a discount; the focus is on how well it conveys product benefits, engages the audience, and prompts a response. The other options represent foundational aspects that contribute to the impact and effectiveness of an advertisement, whereas price reduction is more of a promotional strategy rather than a core advertising element.