Advertisement: RediMed is the cold treatment to choose. People who treat their colds with RediMed have symptoms half as severe as those suffered by people who leave their colds untreated. The flawed pattern of reasoning in which one of the following is most similar to that in the advertisement above? ['When cooking spaghetti, you should add the salt to the water when the water is already boiling, since the spaghetti takes on a bitter flavor otherwise.', 'Tuff-Grip tires are the ones to choose, since in trials by a consumer magazine they were found to be the most durable and the safest.', 'If you are not going to use butter for frying, you should use olive oil, since European chefs use olive oil.', 'The lubricant to select for locks is graphite, since unlubricated locks are stiffer than locks lubricated with graphite and sometimes freeze completely.']