Final answer:
The JIS, or Joint Information System, provides the mechanism for integrating public information activities among JICs, across jurisdictions, and with private-sector organizations.
Step-by-step explanation:
The JIS, or Joint Information System, provides the mechanism for integrating public information activities among Joint Information Centers (JICs), across jurisdictions, and with private-sector organizations. JICs are established during emergencies or major incidents to coordinate public information efforts. By including private-sector organizations in the JIS, it ensures that critical information reaches all sectors of society, including businesses and non-governmental organizations.