Janie really wanted a dog, but her parents did not think she was very responsible. She decided to start a dog-walking business in the neighborhood. She would prove that she was very responsible. She quickly lined up three customers for the next week. The first day, Janie took out Mrs. Donnerby's poodle, Lulu. Lulu was not a good dog. She wanted to chase everything! Janie had a hard time keeping Lulu from running all over the neighborhood. Janie's next two dogs were much better. They were Dr. Bunch's cocker spaniels, Captain and Gilligan. They walked slowly and liked to sniff a lot. Janie liked walking them because they were so calm. Janie's parents were very impressed. She was very good with the dogs. After a month, Lulu even stopped trying to chase things and stayed by Janie's side. For her birthday a week later, Janie got her wish. She had a new puppy! Which line shows an idea that would be good to include in a summary of this story? A. The first day, Janie took out Mrs. Donnerby's poodle, Lulu. B. Janie's next two dogs were much better. C. Janie liked walking them because they were so calm. D. For her birthday a week later, Janie got her wish.