When I do Necessary Assumption Question, I prefer to negate the Answer Choice and then test whether the argument becomes invalid. But this question confused me. Can anybody help me explain the question by negating and testing?
Can someone explain this necessary assumption problem to me? I got the question wrong the first time and during blind review (I answered B, then E). The answer doesn't seem to be A or C, so it must be D. But why?
... one that relies on the assumption that the Vinland Map wasn ... it might be a reasonable assumption that the map wasn’t ... flaw can rely on an assumption that is not supported by ...