If you do not know, please study carefully and do not mis-leading people here.
When you go out of U.S. and get a new visa to come back, you are considered to get a new status because you get a new I-94. So, the arrival date in I-140 should put the latest one.
When you go out of U.S. and get a new visa to come back, you are considered to get a new status because you get a new I-94. So, the arrival date in I-140 should put the latest one.