The correct answer is C. In this advertisement, the association technique is used.
The image, along with the slogan "for summer thirst" associates the product, milk, with a feeling, thirst. Therefore, customers may feel compeled to buy milk whenever feeling thirsty.
Answer A is incorrect since the advertisement does not show a recognizable problem or expierence with which everyone can identify.
Answer B is not correct either because the add does not seek to flatter the customer.
Answer D is also incorrect because it does not try to convince the customer that others are buying or consuming the product, too.
