A popular complaint about abstract expressionist paintings—that “a child could paint that”—holds that their stylistic similarities to young children’s paintings show that they are no more aesthetically pleasing than those inexpert works. But most participants in a psychological study, when shown pairs of paintings consisting of an abstract expressionist painting and a this complaint and thereby establishing that abstract expressionist paintings are aesthetically pleasing.
What this question is testing
Your task
Find the assumption the argument requires in order for its conclusion to hold.
Common trap
Answers that would help the argument but aren't strictly required (sufficient, not necessary).
Winning move
Negate each choice — the right one breaks the argument when negated.
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