SupposethatyoupurchaseapurebredScottishTerrierpuppy.Youpay$800forthedogbecauseitcomesfromchampionstock.Thedog’sownerdidnotdiscussthedog’spedigreewithyou.Ifyoudiscoverlaterthatthedogisnotworth$800,butonly$400,canyouhavethecontractrescindedorcanceledbasedonyourmistake?