Re: who the fff... put Troi in that outfit??
It was almost Denise Crosby in some variation of those outfits.
Edit: Trivia side note - Yar wears a skant in the final scene of EOF on the horseshoe behind Picard.
It's not you I hate, Cardassian. I hate what I became... because of you. --Miles O'Brien in "The Wounded"