Final answer:
The NIMS Management Characteristic necessary for achieving situational awareness and facilitating information sharing is Integrated Communications.
Step-by-step explanation:
The NIMS Management Characteristic that is necessary for achieving situational awareness and facilitating information sharing is Integrated Communications.
Integrated Communications refers to the ability to establish and maintain effective communication systems and networks during emergency situations. It involves sharing information, coordinating resources, and ensuring all relevant parties are informed and able to communicate efficiently.
For example, in a wildfire incident, integrated communications would involve using radio systems, mobile technology, and other communication tools to collect and disseminate crucial information to incident personnel, emergency responders, and the public.