Zoe claims that the expression - 4(m-2) is equivalent to - 4m-2. Which statement identifies and corrects the error in Zoe's work?

A.) A Zoe did not subtract 2 from – 4m; the equivalent expression is - 6m.
B.)Zoe did not subtract 2 from – 4; the equivalent expression is – 4m-6.
C.)Zoe did not find the product of - 4 and -2; the equivalent expression is -4m+8.
D.)Zoe did not keep the parentheses around -2; the equivalent expression is – 4m(-2).

Two groups of students were asked how many hours they spent reading each day. the table below shows the numbers for each group: group a 1 2 1 1 3 3 2 2 3 group b 3 2 3 2 2 2 1 1 2 based on the table, which of the following is true? the interquartile range for group a students is 0.5 less than the interquartile range for group b students. the interquartile range for group a students is equal to the interquartile range for group b students. the interquartile range for group a employees is 0.5 more than to the interquartile range for group b students. the interquartile range for group a employees is 1 more than the interquartile range for group b students.