Bank of America CC balance of $9900.00
Divorce / Separation Lawyer
What options are you looking for? If I understand you correctly, it appears that there is a balance on a credit card in your name. If so, it is your debt.
Lawsuit / Dispute Attorney
The first step would be to find out if you are an account holder, or just an authorize user. If you are responsible for the account, my experience is that for $9k+ the bank will sue you, unless a settlement is reached. Good Luck.