Final answer:
The legislative branch of government is best described by the federal organizational model, where power is divided between a central government and state governments.
Step-by-step explanation:
The organizational model that best describes the legislative branch of government is federal. In a federal system of government, power is divided between a central government and individual regional or state governments. This allows for a shared governance structure where both levels have their own spheres of authority and can make laws.
Learn more about Organizational model of the legislative branch of government