Ambiguous is not a type of nested class.
c. ambiguous
Explanation:
In computer programming languages class method or programming is used. Class or object is used in c++ or java.
But java has not having pointer so it has limitation of using class.
Inner class: - it is also as nested class where declared in inside the class to interface with other class.
Local: - it is local class declare to use inside the function or procedure
Ambiguous:- it is error on nested class
Anonymous: - it is class without proper declarations.