It is known as the hierarchy effect.
The hierarchy-of-effects theory is a concept that describes how advertising impacts a consumer's choice to buy or avoid buying a product or service. The hierarchy depicts the succession of learning and decision-making experiences that consumers have as a result of the advertising.
The hierarchy-of-effects model is being used to create a systematic succession of advertising message objectives for a certain product, with each consecutive objective building on the previous one until a sale is made. A campaign's aims are (in descending order): awareness, knowledge, like, preference, conviction, and purchase.
Therefore the answer is hierarchy effect.
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