单选题Which declaration prevents creating a subclass of an outer class？（）AStatic class FooBar{}BPrivate class FooBar{}CAbstract public class FooBar{}DFinal public class FooBar{}EFinal abstract class FooBar{}
题目
单选题
Which declaration prevents creating a subclass of an outer class？（）
A
Static class FooBar{}
B
Private class FooBar{}
C
Abstract public class FooBar{}
D
Final public class FooBar{}
E
Final abstract class FooBar{}