In the Elaboration Likelihood Model of Persuasion, the Central Route

In the elaboration likelihood model of persuasion, the central route

A) is effective when people lack the time or energy to think about the message.
B) is more persuasive when people have the ability and the motivation to pay attention.
C) involves factors such as the source's attractiveness or the emotional power of an appeal.
D) is usually used by television advertisers to persuade the viewers into buying their products.