At which line , Object is Garbage collected.

Question

1. public class GC {
2.  private Object o;
3.   private void doSomethingElse(Object obj) { o = obj; }
4.   public void doSomething() {
5.  Object o = new Object();
6.  doSomethingElse(o);
7.   o = new Object();
8.   doSomethingElse(null);
9  o = null; 10. }
} When the doSomething method is called, after which line does the Object created in line 5 become available for garbage collection?
A. Line 5
B. Line 6
C. Line 7
D. Line 8
E. Line 9
F. Line 10
I think it should be line 9.but answer is 8....
How is it line 8?
Edited by: user12203354 on Nov 4, 2012 9:38 PM

Answer 1

You've already ask a similar question in your other thread where I ask you to answer some questions.
Question on Garbage collection
You may want to work on one question like this at a time until you understand the difference between an object and a variable that references an object.