Final answer:
In the novel "Dress Coded," Danny is addicted to vaping, which affects his family and adds complexity to the story's themes.
Step-by-step explanation:
In the book "Dress Coded", the character Danny is addicted to vaping. Danny's addiction is an important aspect of the story, as it provides a realistic look at the struggles families face when dealing with addiction. The book addresses the impact of Danny's vaping on his family, especially on his sister, the protagonist of the story, who deals with her own challenges related to school dress codes. The portrayal of Danny's addiction serves as a cautionary tale and adds depth to the novel's exploration of the themes of family dynamics and personal growth.