Which statement accurately describes cache tier sizing guidance for an all-flash vSAN cluster that will be supporting write-intensive workloads?

Which statement accurately describes cache tier sizing guidance for an all-flash vSAN cluster that will be supporting write-intensive workloads?
A. Multiple disk groups with larger cache devices should be used.
B. Multiple disk groups with two cache devices per disk group should be used.
C. A single disk group with a small cache device should be used to minimize de-staging write amplification.
D. Two cache devices per disk group should be configured for redundancy.