The 'lsvg -o' command is run with an output of only rootvg, but the server has another volume group named datavg, which is notdisplayed. What is the likely cause?（）

A、datavg is in an offline state.

B、'lsvg -o' only displays the root volume group.

C、'lsvg -o' only displays the fist volume group.

D、datavg has no filesystems and therefore, is inactive.

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