Final answer:
The incident command system includes organizational divisions such as sections, branches, divisions, and groups. Groups are teams of personnel with specific roles and responsibilities.
Step-by-step explanation:
In the incident command system, organizational divisions may include sections, branches, divisions, and groups. Groups are a key organizational division in the incident command system, representing teams of personnel with specific roles and responsibilities. These groups work together to effectively manage and respond to an incident, ensuring coordination and efficient operations.