单选题Which of the following percentages is required for Disk Defragmenter to fully defragment thevolume?（）A 5%B 15%C 25%D 50%
题目
单选题
Which of the following percentages is required for Disk Defragmenter to fully defragment thevolume?（）
A
5%
B
15%
C
25%
D
50%