回复:关于优先日期求教
1. (A)
2. if your 140 approval,could not file 485
then (D)前一雇主PERM LC 失效,从PERM LC开始重新申请,
but (E) 前一雇主PERM的优先日期 Valid,ONLY IF 前一雇主 doesn't revoke 140,and PERM. otherwise, you will lose your priority date.
immigration-law has Q and A about it