回复：紧急请教大家：perm和140已经批准....

来源: 于 2009-08-27 09:52:40 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

AC21 does not apply since you have yet filed I-485. On the other hand, it would be ok if USCIS is not aware of your position change prior to I-485.