※ 引述《lovekyoko (匹兹堡的天空)》之铭言： : Q40: : Two centuries ago, Tufe Peninsula became separated form the mainland, : isolating on the newly formed Tufe Island a population of Turfil sunflowers. : This population’s descendants grow to be, on average, 40 centimeters shorter : than Turfil sunflowers found on the mainland. Tufe Island is significantly : drier than Tufe Peninsula was. So the current average height of Tufe’s : Turfil sunflowers is undoubtedly at least partially attributable to changes : in Tufe’s environmental conditions. : Which of the following is an assumption on which the argument depends? : : C. The mainland’s environment has not changed in ways that have resulted in : Turfil sunflowers on the mainland growing to be 40 centimeters taller than : they did two centuries ago. : : 请问一下 C哪里假设 : 我可以排除其他答案 但是我不知道C假设在哪 : (ADB)无关议题 : (E) the only 删 : 我有试过取非反驳 可是也不知道反驳在哪 : 谢 c选项的大概意思是说这两百年中本岛的环境没有发生 足以导致太阳花长的比现在还要高高40公分的改变 取非就是说 有发生这种改变 如果有这种改变的话 就weaken了原题目说改变是发生在Tufe岛上 所以答案选c --

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