An LPAR is configured with strict logical volume mirroring across two disks for resilience. The
administrator would like to ensure if one disk fails the volume group stays online. Which command
will ensure that the datavg volume group stays online?

A.
varyonvg -n datavg

B.
mirrorvg-Q-c 2 datavg

C.
mklvcopy -e m -s y (each logical volume name) 2

D.
chvg -Qn datavg

Explanation: