Answer: Value-expressive appeal
Explanation: Value-expressive appeal is the form of advertising which is based on the values of the product. Usefulness and worth are the factors for expressing about any product .
In this advertising the audience tend to self configure themselves with the attitude presented in the advertisement.
According to the mentioned situation, value -expressive appeal is used for advertising about iPod as they are not describing about advantage based on function rather presenting it in a manner that people are persuading to the image of the dancer showed with iPod.
