Two RAID arrays are created from eight disks. One is created using RAID 6, the other is created using RAID 5 with a hot spare. Which of the following is the operational difference between these configurations?

RAID 6 has the ability to recover from two disks simultaneously failing. 

The RAID 5 array will be significantly faster than the RAID 6 array. 

The RAID 6 array will be significantly faster than the RAID 5 array. 

RAID 6 has a higher storage capacity than RAID 5.