Which SRDF command should be used before the failback to minimize the performance impact after the failback?

A company is using storage on a disaster recovery (DR) site after an SRDF Failover. A large amount of data was changed on the R2 side. Hosts on the production side (R1) are online and can resume operation on demand.

The down time when switching from hosts on the DR side to the hosts on the R1 side needs to be as short as possible. The company is concerned that performance will be impacted during the failback.

Which SRDF command should be used before the failback to minimize the performance impact after the failback?
A . Establish
B . Swap
C . Resume
D . Update

Answer: D