It's wrong to litter and throw garbage around
Billy buys a hotdog from a stand and eats it, but what to do with the wrapper?
Billy wants to decide what to do with the wrapper.
Billy finds a trash can and throws the wrapper away inside it.
Billy decides do take the wrapper and threw it on the ground.
Soon the trash can is full of hotdog wrappers people threw away.
Soon the area is covered with hotdog wrappers people threw on the ground.