Which scenario would be a justifiable reason to place an inmate in administrative segregation?

A justifiable reason to place an inmate in administrative segregation is when the inmate poses a threat to the security of the jail. Administrative segregation is a method used within correctional facilities to isolate inmates who may disrupt the order or safety of the institution. When an inmate's behavior or actions indicate that they could harm the facility, staff, or other inmates, it's necessary to take measures to protect everyone involved. This practice helps maintain a secure environment and allows for a safer atmosphere for staff and the population within the correctional facility.

The other scenarios do not present valid reasons for administrative segregation. An inmate being due for parole, making a request for segregation, or having completed rehabilitation does not inherently indicate a threat to security or justify isolation from the general population.