For which scenario is secure custody warranted?

Secure custody is warranted primarily when a juvenile poses a significant risk to themselves or others or has demonstrated behavior that requires immediate intervention. In the given scenario, a juvenile who is an absconder from a detention facility represents a serious concern. This situation indicates that the juvenile has left a controlled environment, which is often a consequence of prior offenses or behavioral issues. These factors necessitate more stringent measures to ensure the safety and security of the juvenile, as well as the community.

In contrast, circumstances such as having good grades, being compliant and posing no threat, or having a supportive family do not necessitate secure custody. These situations can illustrate the juvenile's positive behaviors and supportive environment, indicating that they may not require the same level of intervention. Secure custody is specifically designed for juveniles who pose a danger due to their actions, making the case of the absconder the most appropriate scenario for such measures.