Current practice is to provide the certificate at the interview. However in todays world things change.

You should receive your certificate on the day of the ceremony.

You may apply now. You are married until you have a final Order of dissolution of Marriage. Yes. if divorced by the time of your interview bring...

It could be the green card or it cold be a mistake in the message. Errors are common and the updates on the site are not reliable.

You assisted your mother so state that you assisted your mother. You may also complete the section that you were her translator. It is not a trick...

You will receive your certificate at the ceremony. Yes. You may apply for your passport at the USA consulate. Be advised that as a USA citizen...

If this was a civil matter you do not need to disclose it. If this was a criminal citation you need to provide a complete certified copy of the...

If you have an attorney that attorney is the person to whom you should ask your question. S/he knows what type of case you have filed and whether...

You will need to wait until your are a USC to file for your adult sons and daughters.

I suggest you consult with an experienced immigration attorney. Your situation is very individual not general requiring a review of the history, ...