22. Which statement about static inner classes is true?

A. An anonymous class can be declared as static.

B. A static inner class cannot be a static member of the outer

class

C. A static inner class does not require an instance of the

enclosing class.

D. Instance members of a static inner class can be referenced

using the class name of the static inner class. 答案是C,而我选的是A,谁能给我解释解释!!!!!!!!