You Go to a Flea Market and Buy a LCD

You go to a flea market and buy a LCD TV for $100.One day you receive a notice that the owner of the TV,which had been stolen from her house and sold by the thief at the flea market,wants the set back.She says if you do not return the TV she will sue you for:

A) fraud,and probably win even though you did not know the set was stolen
B) conversion,and probably lose because you did not know the set was stolen
D) fraud,and probably lose because you did not know the set was stolen
D) theft,and probably lose because you did not know the set was stolen
E) none of the other choices