What structure in NIMS facilitates cooperative decision-making among multiple agencies?

The correct answer is the MAC group, which stands for Multi-Agency Communication group. This structure is essential in the National Incident Management System (NIMS) as it promotes coordinated decision-making among various agencies involved in emergency management. The MAC group allows representatives from different organizations to come together, share information, and collaboratively develop strategies and priorities for resource allocation and operational coordination.

This cooperative approach is critical during complex incidents that require the involvement of multiple agencies, ensuring that all parties can voice their needs, concerns, and capabilities, thereby enhancing the overall effectiveness of the response and recovery efforts. The MAC group helps to align goals and integrates efforts across different sectors, leading to a more unified response.

In contrast, other options such as the Incident Command primarily focus on the on-scene management and operations of a specific incident, while subordinate teams refer to smaller units that operate under a larger command structure but do not specifically foster inter-agency cooperation. The Joint Information Center is primarily for the management of communication and information dissemination, rather than the collaborative decision-making process itself.