A customer needs 60TB capacity, if you use 600G 15K SAS disk, using OoeanStor V3 to storage, creating a POOL, RAID5 (8D + 1P), low thermal equipment policy, please estimate how many hard drives require at least? (Please select the closest value, assuming that data is not considered to protect the space needed)
A . 100
B . 120
C . 140
D . 180
Answer: C