Regarding Strategies to Encourage Recycling, Which of the Following Statements

Regarding strategies to encourage recycling, which of the following statements is FALSE?

A) Individuals who sign a list or sign "pledge cards" on which they promise to recycle are more likely to follow through and actually recycle.
B) Families, dorms, neighborhoods, offices, and factories that set their own goals for recycling tend to meet them.
C) Learning about environmental problems and pro-environment values at school and work has been the least effective way to encourage recycling.
D) People who believe that recycling is worthwhile are likely to regard it as a boring task unless they emphasize the sense of satisfaction they get from contributing to the environment.