That's a hard one because with option 3 you're not really setting a boundary. You're just prolonging the situation and allowing her to continue on with her behavior.
There is a thread here on setting boundaries... here is the link, maybe it will be helpful.
Me: 32 H: 32 M 9 yrs #1 D7 #2 S5 #3 D2 Bomb 8/12/11 H moved out 8/14/11 PA started w/H & OW in 1/12 - found out 3/24/12 Got my own place 8/25/12 H & OW move in together 9/15/12 Still married.
