pale skin, dark hair and striking eyebrows, and I'm yours. Girl no 4. However this is highly personal, based on my preferences. Otherwise, I really couldn't choose between them. They all have the slightly physically effete and aloof, model vibe; which I don't necessarily find overly appealing :P
I can't tell from one photo. The bottom right has the most attractive photo. The top right might be better but her expressions is confused, she isn't looking in the camera and it's at an angle. I can't tell what the bottom left looks like based on that profile pic.