Which of the following is correct about humorous advertising?
a. It is not effective when used to reinforce and remind loyal customers about the benefits of a product.
b. It is effective in changing consumers' deeply rooted values and attitudes.
c. It is effective at shaping attitudes when consumers already have a positive image of an advertised brand.
d. It is not used to publicize new brands introduced in the market.
Answer: It is effective at shaping attitudes when consumers already have a positive image of an advertised brand.