某商场2008年共销售五联电脑1600台,卖出的这批电脑在保修期内,有40台送特约维修点维修。这批电脑的返修率是3U-k9\1@;s7s'm:B.F/s:k5n7Y/d4],E:|-Y9N6[/a3L1\
A.2.5%:B.F/s:k5n7Y/d4],E:|-Y9N6[/a3L1\
B.97.5%:B.F/s:k5n7Y/d4],E:|-Y9N6[/a3L1\
C.24.4%:B.F/s:k5n7Y/d4],E:|-Y9N6[/a3L1\
D.75.6%:B.F/s:k5n7Y/d4],E:|-Y9N6[/a3L1\