Answer:
Special Purpose Government
Step-by-step explanation:
A special purpose government is the best term that describes the aforementioned type of government.
This type of government has a specified function of which certified professionals undertake to make life easier for the people in that district or town.
Examples of such type of government include water water districts, fire districts, transportation districts and school districts. They are legally backed and have full autonomy, exist exclusively from local governments and are government by board of directors.