which percentage of write cache in use at the SRDF R2 site will this occur?

An SRDF configuration is running in SRDF/A mode. The customer’s decision to switch from
SRDF/A to SRDF/S is rejected. At which percentage of write cache in use at the SRDF R2 site will
this occur?

A.
50%

B.
100%

C.
80%

D.
90%