Look at the advertisement. A poster that reads, "Shots aren't just for kids." with three a woman, an older man, and a little girl. Which persuasive media technique is used in this advertisement? bandwagon flattery universal appeal idealism

universal appeal

Explanation:

Universal appeal is a technique that is used to persuade people which relies heavily on what people can identify with.

When this is used in advertisements, it simply means that the product being advertised is easily relatable to different customers irrespective of their age, gender, educational qualification, religious affiliation, etc.

In that photo, vaccines are advertised with the slogan "Shots aren't just for kids" with additional information and image of three people of different ages that have been vaccinated.