A customer with three Windows servers wants to create a shared storage array. One server runs a200 GB Oracle database with high transaction rates. The second server is a file server with 3 TBof data and the third server is a mail server with 150 GB of storage. The key customer decisionmaker has only purchased EMC CX storage products in his previous employment. Cost is a keyconsideration. From the following which is a key feature that could convince the customer topurchase a DS3500 over an EMC CX storage system?（）

A. SATA and SAS 2.0 disk drive technology can be mixed in different enclosures 
B. nearline SAS 2.0 and SAS 2.0 disk drive technology can be mixed in the same enclosure
C. SATA disk drive technology can provide both the high transaction rates and large drive sizesneeded for this solution 
D. SAS 2.0 disk drive technology can provide both the high transaction rates and large drive sizesneeded for this solution