Look at the graphic from Citizenship.

Top: Two students thinking. So how can you, as a citizen, make your community a better place? Don't wait until you are 18 and can vote. If you and your friends put your heads together, you will find lots of ways to practice citizenship every day. Bottom: When you collected canned goods for a food drive, you are being a good citizen. If you attend a rally to protect the environment, you are being a good citizen. Even speaking out at a city council or school board meeting is good citizenship. A woman handing a can to a child. The child says,

What is the most likely reason why the author shows sunshine behind the boy in this graphic?

The boy is thinking of ways people can make energy from the sun.
The boy is showing the girl how to become a good citizen.
The boy is thinking of a bright idea about how to be a good citizen.
The boy is a bright star who participates in his community.