A Customer Needs 60TB of Capacity

Multiple Choice

A customer needs 60TB of capacity. If you use 600G 15K SAS disks using Oceanstot V3 storage, create a RAID 5pool (8D + 1P) , with low hot standby strategy, please estimate at least how many hard drives are needed? (Choose the closest value, assuming you do not consider the need for data protection space)

A) 100
B) 120
C) 140
D) 180