Which statement best expresses the author's main purpose in Citizenship?

A Using both text and entertaining graphics, the author informs readers about the importance of responsible citizenship and encourages readers to be good citizens.
B Using both text and informative graphics, the author analyzes how our views of citizenship have developed over time, as more people have begun to participate in community events.
C Using both text and eye-catching graphics, the author entertains readers with funny examples of citizenship and shows readers that a sense of humor is important in shaping our country.
D Using both text and fun graphics, the author persuades readers that, while citizenship is extremely difficult, it is their duty as citizens to participate.