The answer depends on if you were admitted on advance parole or if you are planning to file for a waiver

Not necessarily but take pictures of before and after the wedding in case you did not submit already with your evidence of a bonafide marriage

Tiene que hablar con un abogado lo antes posible a ver si todavía hay tiempo de apelar su caso. Busque un abogado que ofrezca un consulta gratis.

2. Committing One or More CIMTs in Statutory Period An applicant who is convicted of or admits to committing one or more CIMTs during the...

Have you considered becoming a U.S. Citizen so you can spend more days in beautiful Paraguay!

Per USCIS "Even if there is no court-ordered child support, the courts have concluded that parents have a moral and legal obligation to provide...

Completing adjustment of status through your future husband will speed up the process.

Contact your attorney and he/she should be able to obtain a copy.

https://www.uscis.gov/sites/default/files/document/forms/i-751instr.pdf

I would recommend selecting a few attorneys, giving them a call for a consultation, and use the services that are most reasonable.