Question ID:PT90 S2 Q16 Passage:Historians have found that significant intellectual advances generally occur in cities or countries that have a stable political system. But these same historians acknowledge that in ancient Athens, Plato and Aristotle made unparalleled intellectual progress during a period of great political and social unrest. Stem:Which one of the following, if true, most helps to reconcile the historians' apparent counterexample with their general rule? Correct Answer Choice:CChoice A:The political systems that have emerged since the time of Plato and Aristotle have in various ways been different from the political system in ancient Athens. Choice B:The citizens of ancient Athens generally held in high esteem people who were accomplished intellectually. Choice C:Financial support for intellectual endeavors is typically unavailable in unstable political environments, but in ancient Athens such support was provided by wealthy citizens. Choice D:Significant intellectual advances sometimes, though not always, lead to stable political environments. Choice E:Many thinkers besides Plato and Aristotle contributed to the intellectual achievements of ancient Athens.