Final answer:
The best answer is D. Ponyboy is referring to Johnny's violent behavior, which most parents wouldn't want associated with their home.
Step-by-step explanation:
The best answer is D. Ponyboy is referring to Johnny's violent behavior, which most parents wouldn't want associated with their home. In the novel 'The Outsiders' by S.E. Hinton, Johnny has been involved in acts of violence, such as killing Bob, the Soc, in self-defense. Ponyboy understands that these actions would make his parents reluctant to have Johnny at home because they would be afraid of the potential trouble he could bring.
Learn more about Ponyboy's understanding of Johnny's situation