Answer: Subliminal persuasion
Explanation: It is a method of advertising, in which the advertiser tries to change the minds of the viewers without even getting to know them what is going on. It is usually used for consumer awareness.
In the given case, the use of brief flashes will attack the sub conscious mind of the consumers making them interested in buying pizza.
Thus , we can conclude that the management is using Subliminal persuasion.
