单选题Which of the following commands will ncrease the contiguous free space of a file system without having to add additional partitions（）AchfsBfsckCchlvDdefragfs
单选题
Which of the following commands will ncrease the contiguous free space of a file system without having to add additional partitions（）
A
chfs
B
fsck
C
chlv
D
defragfs
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解析：
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