Is EAD based on one specific I-485, or whenever I have any pending I-485, the EAD should be fine to use? For example, if I have two I-485 (NIW and Eb1) and filed EAD based on NIW I-485, when my NIW I-485 was denied, while Eb1 I-485 is pending, is that EAD still effective? If I already used EAD...