My opinion

As I know, it is fine as long as your parents applied the AP before they left USA. In your case, it was.
I think the documentation section in the application form particularly mentions this kind of case.

I did the same for my mother.

Xiong

所有跟帖： 

• Thank you! -緊急求助@- ♀ (256 bytes) () 07/27/2008 postreply 22:35:59

• Sorry, I missed one thing. -ojx111- ♂ (79 bytes) () 07/28/2008 postreply 11:19:49