should i keep court appointed or hire own judge wants to give me 6 mons DOC

I live in NC case is in SC a warrant was issued in 2009 when I was stopped at register while paying for other merchandise and was asked to give what I had n pocketbook n which I did started out of door and they said I had to wait for police I asked why and they got stuff back so anyway I left they took tag info I found out n 2014 I had the warrant turned myself n. In SC only u can have only 2 conviction b4 it becomes a felony n which I have other conviction n NC public defender said they have a tape I haven't seen plus sales clerk who approached me doesn't work 4 company anymore but court appointed said DA is offering 6 mons DOC she will c if they will consister plea out for house arrest, weekends, or seek psychological help which I don't mind if it will keep me out of jail my point is I didn't pass point of sale I was at register why can't she ask for dismissal since it's been so long I wasn't running I just didn't know about it