Which of the Following Statements About Celebrity Endorsers Is True

Which of the following statements about celebrity endorsers is true?

A) Research found that college-age students were more likely to have a positive attitude toward a product endorsed by a celebrity than were older consumers.
B) Consumers may more strongly believe the message conveyed by a celebrity endorser because they know that they are paid to deliver it.
C) Consumers who are very knowledgeable about a product or service tend to be most persuaded by celebrity endorsers.
D) The strongest impact on advertising effectiveness is positive information about the celebrity endorser.