Question ID:PT56 S3 Q25  Passage:Chef: This mussel recipe's first step is to sprinkle the live mussels with cornmeal. The cornmeal is used to clean them out: they take the cornmeal in and eject the sand that they contain. But I can skip this step, because the mussels available at seafood markets are farm raised and therefore do not contain sand. Stem:Which one of the following is an assumption required by the chef's argument? Correct Answer Choice:EChoice A:Cornmeal is not used to clean out farm-raised mussels before they reach seafood markets. Choice B:Mussels contain no contaminants other than sand. Choice C:Sprinkling the mussels with cornmeal does not affect their taste. Choice D:The chef's mussel recipe was written before farm-raised mussels became available. Choice E:The mussels the chef is using for the mussel recipe came from a seafood market.