10. interface Foo { 11. int bar（）； 12. } 13. 14. public class Beta { 15. 16. class A implements Foo { 17. public int bar（） { return 1； } 18. } 19. 20. public int fubar（ Foo foo） { return foo.bar（）； } 21. 22. public void testFoo（） { 23. 24. class A implements Foo { 25. public int bar（） { return 2； } 26. } 27. 28. System.out.println（ fubar（ new A（）））； 29. } 30. 31. public static void main（ String[] argv） { 32. new Beta（）.testFoo（）； 33. } 34. } Which three statements are true？（）
- A Compilation fails.
- B The code compiles and the output is 2.
- C If lines 16， 17 and 18 were removed， compilation would fail.
- D If lines 24， 25 and 26 were removed， compilation would fail.
- E If lines 16， 17 and 18 were removed， the code would compile and the output would be 2.
- F If lines 24， 25 and 26 were removed， the code would compile and the output would be 1.