Question Type:
Necessary Assumption
Stimulus Breakdown:
Conclusion: Abstract expressionist paintings are aesthetically pleasing. Premises: Most participants in a study rated abstract expressionist paintings as aesthetically better than the preschooler's painting they were shown at the same time. The common complaint about abstract expressionist art, that a child could paint it, implies that the stylistic similarities between those paintings and children's paintings proves that they are no more aesthetically pleasing than children's paintings. Intermediate conclusion: The study results refutes the complaint.
Answer Anticipation:
This argument smells an awful lot like a Relative vs. Absolute flaw. Does the study indicate that abstract impressionist paintings are more aesthetically pleasing than the kiddie paintings? Sure. But does that mean that they are aesthetically pleasing on the whole? Not really. There also seems to be a sampling issue here. This study showed pairs of paintings and for each pair, there was a vote. But what paintings were they shown? Perhaps they were shown great examples of abstract expressionist art and ugly kiddie drawings. Since there is no clear term shift in this argument that a bridge assumption might help us correct, expect a defender assumption that mitigates one of those two flaws.
Correct answer:
B
Answer choice analysis:
(A) Ranking language is a red flag in Necessary Assumption answers because it tends to introduce and irrelevant comparison, so beware the "better than" in choice A. What if we negated this answer. Would that mess up the argument? Nope, because even if people aren't better judges when comparing, they can still be good enough judges for their judgments to reflect reality.
(B) This is our Defender, defending against the possibility that the kiddie works were totally ugly. If we negate this answer and say that most of the kiddie works were aesthetically displeasing, the study which ranked the expressionist paintings as consistently better wouldn't mean much. It could reflect the ugliness of the kiddie paintings as much or more than the aesthetics of the expressionist works.
(C) "Each" is a red flag right off the bat. Remember, when you negate an answer choice about totality, show a single non-conforming case. If that's not enough to bust the argument, move on. In this case, labeling seems like it would create a barrier to objectivity, so we don't want to assume that each painting was labeled. If anything, we'd want to assume that they weren't.
(D) Would this strengthen the argument? Sure. But is it necessary? Nope. Consider the negation by looking at a single outlier: If one participant who didn't consistently rate the expressionist paintings as better also didn't rate them better more often than not, that doesn't destroy the argument.
(E) Are stylistic similarities relevant? Not really. They're presence or absence wouldn't impact this conclusion.
Takeaway/Pattern:
When there's not a clear term shift in a Necessary Assumption question, predict a Defender Assumption. When there are familiar flawed methods at play in an argument, predict that they will tie into the right answer in some way. If they're there, they're probably there for a reason. When using the negation technique to assess answer choices that express totality, negate by showing a single non-conforming case (C and D). And beware the irrelevant comparison (A and E)!
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