A customer using a VMAX 20K containing 2 standard storage bays, each containing 90 drives
wants to expand their capacity to 120 drives. What is the least expensive way to expand the
existing configuration, but still a good choice for optimal performance in this configuration?

A.
Add four DAEs to each storage bay, each containing 15 drives

B.
Add eight DAEs to the first storage bay, each containing 15 drives

C.
Add two storage bays, one to each loop and each bay containing four DAEs with 15 drives
each

D.
Add one storage bay containing eight DAEs with 15 drives each to the first loop