I am planning to cosplay as Chii from Chobits but I'm having a particularly difficult time picking which costume to wear.

I don't want to do her every day outfit, I want to do one of these...

which should I choose? (btw I'm fairly broke and I have acne on my chest and back...):

http://www.fm-anime.com/chobits-chii-lolita-cospla...

http://www.fm-anime.com/chobits-chii-lolita-cospla...

http://www.fm-anime.com/chobits-chii-pink-lolita-c...

http://www.fm-anime.com/chobits-chii-purple-lolita...

http://www.fm-anime.com/chobits-chii-white-lolita-...

help!!

thank you~