Which of the following is an example of vicarious reinforcement? A. Babs saw Martin receive a candy bar for completing his reading list. She is careful to complete her reading list because she saw Martin get a reward for doing it.

B. Park wants to avoid detention, so he follows the school rules and does not smoke on the playground.

C. Lana wants to receive a candy bar and she knows from reading the rulebook that she will receive one if she earns enough good behavior tokens.

D. Ryan observes Cameron getting a time out for spitting out her toast. Because he saw his friend punished, he does not spit out his toast. Which of the following is an example of vicarious reinforcement?