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單項選擇題

A System p administrator has an application that has the data in volume group appvg. 
Which of the following commands will back up the contents of appvg to the tape in /dev/rmt0 and check for any read errors ()

A.savevg -mf /dev/rmt0 appvg
B.savevg -cvf /dev/rmt0 appvg
C.savevg -vf /dev/rmt0 appvg
D.savevg -f /dev/rmt0 -V appvg

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