You work as a senior administrator at ABC.com.The ABC.com network consists of a single domain named ABC.com.All servers on the ABC.com network have Windows Server 2012 R2 installed.You are running a training exercise for junior administrators. You are currently discussing storage pools.Which of the following are TRUE with regards to storage pools？（）
- AIt allows you to group physical disks into one or more containers.
- BIt prevents you from grouping physical disks into one or more containers.
- CIt allows you to easily add storage without impacting users.
- DIt allows you to easily add storage with minor impact on users.