Your child should share that information with you if he or she wants to do so.

He cannot be admitted to the U.S. until the visa is available. if he wants to try to come as a refugee he could try the border by Tijuana where...

Yes, as long as the company's attorney is willing to cooperate.

Your spouse's name should be on the I-140, and you should file an I-824 to have the approval sent abroad so your spouse can immigrant after you.

Yes, you can leave the U.S. and return with your green card and passport.

You can live wherever you want as long as you are working in the right location.

If your mail arrived at USCIS, then you should wait for a receipt.

Actively reviewed means that a CIS officer has to take a look at it for some reason.

You could try. Naturalization takes about a year. See a lawyer, perhaps you will be getting yourself into serious trouble trying to do this.

No, but you should expect to be asked if you ever did any business with the Revolutionary Guard. The U.S. designates them as a terrorist...