Question ID:PT76 S2 Q19 Passage:Politician: Union leaders argue that increases in multinational control of manufacturing have shifted labor to nations without strong worker protections, resulting in a corresponding global decrease in workers' average wages. Given that these leaders have a vested interest in seeing wages remain high, they would naturally want to convince legislators to oppose multinational control. Thus, legislators should reject this argument.  Stem:The reasoning in the politician's argument is flawed in that the argument Correct Answer Choice:CChoice A:treats the mere fact that certain people are union members as sufficient to cast doubt on all of the viewpoints expressed by those people Choice B:presumes, without providing justification, that anyone whose political motivations are clearly discernible is an unreliable source of information to legislators Choice C:treats circumstances potentially affecting the union leaders' argument as sufficient to discredit those leaders' argument Choice D:presumes, without providing justification, that the argument it cites is the union leaders' only argument for their view Choice E:presumes, without providing evidence, that leaders of all unions argue against increases in multinational control of manufacturing