Which of the Following Statements Is True About Deceptive Advertising

Which of the following statements is true about deceptive advertising?

A) Puffery can be called deceptive advertising when consumers believe it to be true.
B) Deceptive advertising is sometimes used because it establishes long-term consumer confidence in the product being advertised.
C) To be labeled as deceptive,ads must contain some claims which are not prior substantiated.
D) Deceptive ads serve the best interests of the advertisers.
E) There are no regulations governing deceptive advertising.