21. The Edison County Art Museum is legally separate from the City of Edison. Which of the follow¬ ing is true?

a. If the art museum qualifies as a special purpose local government, it cannot be a component unit of the city.

b. If the art museum qualifies as a component unit of the city, it can be a special purpose local government.

c. If the art museum does not qualify as a component unit of the city, it cannot be a special purpose local government.

d. If the art museum qualifies as a special purpose local government, it can still be a component unit of the city.