A Customer Has Two HPE Nimble Arrays That Are Replication

A customer has two HPE Nimble arrays that are replication partners. The replication schedule is set to every hour. After replication completed at 1:00pm, the array at the primary site suffers a power failure. Applications were failed over successfully by the administrators, and production continued on the secondary site array as designed. At 3:00pm, the power was restored to the primary site array. What does the administrator need to do first to restore services in the primary site?

A) Perform handover from the secondary array to the primary array
B) Create a new replication partnership from the primary array to the secondary array
C) Create a new replication partnership from the secondary array to the primary array
D) Perform a failback of the existing replication partnership to the primary array