1. Dalia exhibits self-harming behaviors such as being argumentative, engaging in physical altercations, using verbal combativeness, displaying highly sexualized behaviors, and acting impulsively. 2. Cognitive therapy would be used to help Dalia by focusing on changing her dysfunctional thoughts, emotions, and behaviors. The social worker would remain patient and listen to understand Dalia's situation better. 3. Dalia's familial relationships, where her mother tries to control her and her father lets her do anything, in addition to her poor relationships with siblings, likely contribute to her feeling neglected and alone, resulting in her self-harming behaviors.