A healthcare customer has an IBM System i server and an HP-UX server. They have high performance I/O， image-based， and archival applications. The customer has asked the IBM team  for guidance on IBM DS8000 disk technologies.  Which DS8000 disk technology would provide the best performance without regard to cost to meet the customer requirement（）

• A、73 GB 15k and 300 GB 15k drives
• B、73 GB SSD and 2TB 7.2k drives
• C、146 GB 15k and 300 GB 15k drives
• D、146 GB 15k and 2TB 7.2k drives