Which levels are included in the reliability delivered by Dorado V6?
A . System level (for example, RAID TP supports simultaneous failure of three disks)
B . Solution level (for example, the Ever New Device Service and gateway-free HyperMetro)
C . Cloud level (for example, gateway-free backup to the cloud)
D . Architecture level (for example, the SmartMatrix achitecture can tolerate the failure of seven out of eight controllers and one out of two controller enclosures)
E . Disk level (for example, the Huawei-patented anti-wear leveling algorithm)
Answer: AD