All too many weaklings are also cowards, and few cowards fail to be fools. Thus there must be at least one person who is both a weakling and a fool. The flawed pattern of reasoning in the argument above is most similar to that in which one of the following? ['A majority of the voting population favors a total ban, but no one who favors a total ban is opposed to stiffer tariffs, so at least one voter is not opposed to stiffer tariffs.', 'If an act is virtuous, then it is autonomous, for acts are not virtuous unless they are free, and acts are not free unless they are autonomous.', 'All weasels are carnivores and no carnivores fail to be nonherbivores, so some weasels are nonherbivores.', 'Some painters are dancers, since some painters are musicians, and some musicians are dancers.']