You may apply 4 years and 9 months from residence since on your GC.

You may apply 4 years and 9 months from date of residence since.

You should answer truthfully and this should not impact your application.

Yes it could take longer than the estimate.

Best to consult with the Mexican Embassy for confirmation.

Yes that is possible with a valid basis to do so.

You can contact the school district to inquire directly.

Best to contact NVC through their online portal.

Yes as long as the divorce is final, you should be able to do so.

The missing information could present problems for a subsequent filing. Consult with an attorney for guidance.