单选题Acustomer RFP requires installation of an open system SAN and migration of 40 TBs currently residing on ten UNIX servers （on native 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 should the sales specialist propose（）Aan IBM System Storage DS8100 with TS1120 Tape DriveBan IBM System Storage DS8100 with FlashCopyCan IBM System Storage DS6800 with TS7510 Virtualization EngineDan IBM System Storage DS6800 with FlashCopy
单选题
Acustomer RFP requires installation of an open system SAN and migration of 40 TBs currently residing on ten UNIX servers （on native 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 should the sales specialist propose（）
A
an IBM System Storage DS8100 with TS1120 Tape Drive
B
an IBM System Storage DS8100 with FlashCopy
C
an IBM System Storage DS6800 with TS7510 Virtualization Engine
D
an IBM System Storage DS6800 with FlashCopy
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