A pharmaceutical company has a requirement for 8.5 TB of usable storage for a new data center. The customer has multiple host applications running on Solaris， Windows 2003， HP-U/X， Linux， and IBM System i platforms. 
Which IBM System Storage DS8000 volume configuration providesthe best performance and highest availability for this customer（）

A customer RFP requires installation of an open system SAN and migration of 40 TB currently residing on ten UNIX servers （on internal server disk）. The Service Level Agreement （SLA） requires no more than five minutes per week of planned downtime for backup. 
Which IBM System Storage solution is the most cost effective（）