What must be considered when sizing the SSDs used to back up cache?

A.
For the SSD, 1K translates to 1000 bytes; for cache 1K translates to 1024 bytes.
B.
SSDs must all be the same size so they can be interleaved.
C.
There must be a one-to-one relationship between cache DIMMs and SSDs.
D.
The number of cache DIMMs, SSDs and batteries must be in the proper proportion.
Explanation: