Question:
Which statement about static inner class is true?

Option A):
A static inner class does not require an instance of the enclosing class.
Option B):
Its variables and methods must be static.
Option C):
A static inner class cannot be a static member of outer class.
Option D):
It must extend enclosing class.

Correct Answer is Option A):
A static inner class does not require an instance of the enclosing class.