单选题

下面可以按照从小到大顺序排列显示磁盘中各个分区利用率的命令是

Question

A. du | grep -o "\<[0-9]*%.*" -o | sort -n

B. df | grep -o "\<[0-9]*%.*" -o | sort -r

C. df | grep -o "\<[0-9]*%.*" -o | sort -n

D. du | grep -o "\<[0-9]*%.*" -o | sort -m