【单选题】Given: public class Test { public static void main (String args[]) { class Foo { public int i = 3; } Object o = (Object) new Foo(); Foo foo = (Foo)o; System.out.println(foo.i); } } What is the result?
A.
Compilation will fail.
B.
Compilation will succeed and the program will print “3”
C.
Compilation will succeed but the program will throw a ClassCastException at line 6.
D.
Compilation will succeed but the program will throw a ClassCastException at line 7.