单选题Which of the following sequence of command extracts the tenth image form a tape in tape device rmt1?（）Atet1 -f /dev/rmt1.0 fsf 9; tar -xv file 10Btet1 -f /dev/rmt1.1 fsf 10; tar -xv file 10Ctet1 -f /dev/rmt1.1 fsf 9; dd if = /dev/rmt1.1 of=file 10Dtet1 -f /dev/rmt1.0 fsf 9; dd if =file10 of /dev/rmt1.0
单选题
Which of the following sequence of command extracts the tenth image form a tape in tape device rmt1?（）
A
tet1 -f /dev/rmt1.0 fsf 9; tar -xv file 10
B
tet1 -f /dev/rmt1.1 fsf 10; tar -xv file 10
C
tet1 -f /dev/rmt1.1 fsf 9; dd if = /dev/rmt1.1 of=file 10
D
tet1 -f /dev/rmt1.0 fsf 9; dd if =file10 of /dev/rmt1.0
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