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Positive, Negative, and EXCEPT Polarity
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LSAT
LR.007 Positive, Negative, and EXCEPT Polarity
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A school introduced a free breakfast program, and attendance improved. Which question would be LEAST useful in evaluating whether the program caused the improvement?
A
Did the school change how it recorded absences during the same period?
B
Which company manufactured the cafeteria’s serving trays?
C
Was the attendance increase concentrated among students who used the program?
D
Did bus routes or arrival times change when the program began?
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