Which of the following best describes depression in children?

Depression in children is characterized primarily by persistent feelings of sadness or disinterest in activities that they once enjoyed. This emotional state can significantly affect a child's overall functioning, impacting their ability to engage socially, academically, and in daily life. Unlike the other options, which describe a range of behaviors and symptoms related to different conditions, the hallmark of depression is this sustained emotional distress.

Children experiencing depression may show a lack of motivation, a decline in academic performance, difficulty forming relationships, and changes in appetite or sleep patterns. It’s crucial for caregivers and educators to recognize these signs in order to provide appropriate support and intervention. By focusing on the emotional aspect, option B reflects the core elements that define depression, making it the most accurate descriptor among the choices provided.