Answer:
B) a glitzy videotaped message in which a popular rock star, movie actor, and religious leader all voice support for giving more money to Africa.
Explanation:
Baby boomers, Gen X, Millenials, and Gen Z have something in common, all are more probably to give attention to famous people, even more, if they are fans. It’s doesn't matter if it is Elvis Presley, Michael Jackson or Justin Bieber, famous artists have more influence in the ordinary people than a lecture of school or the news of a newspaper. Even more now, with the influencers.
It more probably for Kevin to listen to what an actor or singer says, and be affected with the petition.