What will be the result of compiling and running the following program?

Select the one correct answer.

(a) The program will fail to compile.

(b) The program will compile, but will throw a ClassCastException at runtime.

(c) The program will compile, and print 0 when run.

(d) The program will compile, and print 1 when run.

(e) The program will compile, and print 2 when run.

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public class Polymorphism ( public static void main (String[] args) { A refl= new C(); B ref2 = (B) refl; System.out.println (ref2.f()); } } class A class B extends A { int f() { class C extends B { int f() { { int f() { return 0; } } return 1; } } return 2; } }