A system manager needs to remove a shadow set member to backup the data. After quiescing
the disk activity, which DISMOUNT/MOUNT command sequence accomplishes the task with
minimum impact to system performance?

A.
SET SHADOW/POLICY=MINICOPY DSA10

DISMOUNT $1$DGA3
MOUNT DSA10 /SHADOW=$1$DGA3 DBA

B.
DISMOUNT/POLICY=MINICOPY $1$DGA3
MOUNT DSA10/SHADOW=$1$DGA3 DBA

C.
DISMOUNT/POLICY=NOMINICOPY $1$DGA3
MOUNT/POLICY=MINICOPY DSA10 /SHADOW=$1$DGAS DBA

D.
DISMOUNT $1$DGA3
MOUNT/POLICY=MINICOPY DSA10 /SHADOW=$1$DGA3 DBA