In an academic text, the author writes: 'While proponents of the deficit model attribute poor literacy outcomes to individual cognitive deficiencies, a sociocultural lens reframes these outcomes as products of systemic inequity.' What rhetorical function does this sentence primarily serve?
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A
It presents the author's personal conclusion after reviewing the literature.
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B
It defines two competing theoretical frameworks in order to signal the author's own theoretical allegiance.
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C
It summarizes empirical findings from two separate studies.
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D
It uses hedging language to avoid committing to either position.