Stimulus
Anthropologist: All music is based on a few main systems of scale building. Clearly, if the popularity of a musical scale were a result of social conditioning, we would expect, given the diversity of social systems, a diverse mixture of diatonic and nondiatonic scales in the world’s music. Yet diatonic scales have music can be attributed only to innate dispositions of the human mind.
What this question is testing
Your task
Describe the reasoning error the argument actually commits.
Common trap
Answers that name a real logical flaw the argument doesn't actually make.
Winning move
Articulate the gap in the reasoning yourself, then match it to the choice that describes that gap.
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