Which of the following statements about the differences between DAS and SAN is incorrect?

Which of the following statements about the differences between DAS and SAN is incorrect?
A . SAN uses the Fibre Channel or iSCSI protocol and therefore offers better scalability.
B . DAS and SAN are both external storage and can achieve storage resource sharing easily.
C . DAS applies to small and medium LANs that have general storage capacity requirements and only a small number of servers.
D . SAN applies to mid-range and high-end storage application environments such as key databases, centralized storage, mass storage, backup, and disaster recovery.

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Answer: B