A customer wants to create backups at a remotely located dat

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单选题
A customer wants to create backups at a remotely located datacenter.  Price and performance are of primary importance, so backup to disks at the remote location is selected instead of tape.  The remote location is 1 KM (0.6 Miles) away from the data center.  NAS is the solution being considered.  Which of the following is the benefit of this solution?()
A

NAS runs on 2Gb fibre, which will provide better performance.

B

NAS uses WAN infrastructure, which can easily span the 1 KM gap.

C

NAS requires fibre storage, which allows dual paths for redundancy.

D

NAS requires iSCSI routers and offers better growth environment.

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