Answer:
These are all signs of destructive behavior.
Explanation:
Destructive behavior refers to actions that cause harm be it physically or emotionally with the harm usually being directed at the person exhibiting the behavior.
When a person engages in destructive behavior and harms themselves, they will act out and could find themselves using drugs to numb the harm, having poor concentration on account of stress and depression, acting out violently and there is even a strong chance of mental illnesses developing.
When these signs are seen therefore, it is likely that the person is engaging in destructive behavior.