單項(xiàng)選擇題

1. public class GoTest { 
2. public static void main(String[] args) { 
3. Sente a = new Sente(); a.go(); 
4. Goban b = new Goban(); b.go(); 
5. Stone c = new Stone(); c.go(); 
6. } 
7. }
8. 
9. class Sente implements Go { 
10. public void go() { System.out.println(”go in Sente.”); } 
11. } 
12. 
13. class Goban extends Sente { 
14. public void go() { System.out.println(”go in Goban”); } 
15. } 
16. 
17. class Stone extends Goban implements Go { } 
18. 
19. interface Go { public void go(); } 
What is the result?() 

A. go in Goban     go in Sente go in Sente
B. go in Sente      go in Sente go in Goban
C. go in Sente     go in Goban go in Goban
D. go in Goban    go in Goban go in Sente
E. Compilation fails because of an error in line 17.

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