A customer is consolidating their ten rack mount Windows servers into a VMware environment with four servers. The existing servers all have internal disk. The total amount of useable capacity is 5TB which is expected to increase to 10TB over the life of this asset. The customer will want to use the advanced features of VMware like VMotion.The customer is concerned about cost. Which of the following meets the customers needs? （）

• A、DS3500 with SAS Host Connection 
• B、DS3500 with iSCSI Host Connection 
• C、DS3500 with FC Host Connection 
• D、DS5020