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You have taken a Logical Volume Manager (LVM) snapshot backup of a volume that contains the MySQL data directory. Why is it important to remove snapshots after completing a RAW backup in this way?（）
A:The snapshot size will continue to grow as changes to the volume are made
B:The snapshots take a significant amount of disk space as they are a duplicate copy of the data
C:The system can only support one snapshot per volume, and you need to remove it to be able to take your next backup
D:The system keeps a copy of changes in memory and can cause an out of memory event

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出自：Oracle认证

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