Which of the Following Adolescents Is Showing Signs of Compulsive

Which of the following adolescents is showing signs of compulsive Internet use (CIU) or Internet addiction?

A) Immanuel loves being online. He spends a few hours each day on his computer updating his social media, playing online games, and watching videos. He and his friends often watch online videos together when they hang out.
B) Violeta's father thinks she spends too much time online. He takes her smartphone away when she is home and limits her computer time to one hour. Although Violeta is annoyed by these restrictions, she enjoys spending more time on hobbies and socializing.
C) Mawar looks at her smartphone constantly. She is happiest when her posts get a lot of "likes" and depressed when she cannot be online. Mawar's mother is upset by this behavior and feels that Mawar only pays attention to her phone, not her family.
D) Oliver feels that his mood is worse when he spends too much time on social media. As a result, he mostly ignores his Facebook feed and rarely posts on Twitter. However, he frequently uses messaging applications to keep in touch with his friends.