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LR 62 · Weaken

Since Northside Elementary introduced a free breakfast program last year, average daily attendance has risen from 91 percent to 95 percent. The principal concludes that the breakfast program caused the increase in attendance.

Which one of the following, if true, most weakens the principal's conclusion? (A) Most students at Northside say they enjoy the breakfasts served by the program. (B) Last year Northside also adopted a stricter attendance policy that penalizes unexcused absences. (C) The breakfast program costs more per student than the school's lunch program does. (D) Most Northside students eat breakfast at home before coming to school. (E) Attendance at Northside was 95 percent five years ago.

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