if you renounce your U.S. citizenship, you can indeed lose it, even if you were born in the U.S.

It's not likely she will be picked up and shipped out. But it is very possible that she will be put in removal proceedings. if the courts ever...

It can be denied for any reason or no reason at all. It's up to the consular officer to decide if he or she believes that you are not going to...

They can try to do that. It may be hard to prove that they have a business necessity for such a position.

You can check the priority dates at www.travel.state.gov.

You may or may not be able to renew it, it depends on whether USCIS extends TPS for Venezuela.

If he entered the U.S. without inspection, it will not work. You may wish to try guardianship and a special immigrant juvenile petition instead.

Most likely a petition for alien relative based adjustment would be approved much faster. But you can check the CIS processing times.

You could ask your L1A employer to file for you for concurrent employment, possibly. But generally you cannot be in both statuses at the same time.

If your status has not been extended, you cannot get an I-94 stating that it has been extended.