Refer to the Exhibit.

When Concurrent SRDF/Star is enabled, what is the purpose of the two SDDF sessions at Site B?

A.
Resolve track differences between Sites B and C after the failure of source Site A

B.
Create an invalid track table that must be resolved during synchronization between Sites A and
B

C.
Identify tracks owned by Site B devices to Site A devices in the event of link failure

D.
Track changes between Site B R2 devices and their associated BCV devices