Which of the Following Actions by a Community Will Most

Which of the following actions by a community will most help in reducing the incidence of adolescent obesity?

A) Provide access to computer programs and information on obesity.
B) Provide guest speakers on obesity to classrooms of adolescents.
C) Sponsor sports activities for adolescents after school and in the summer.
D) Restrict the number of new building permits for fast-food restaurants in the community.