Refer to the exhibit.

A customer currently has a two-site (Sites A and B) campus environment running bi-directional
SRDF/S on DMX-4 arrays. They have purchased a new Symmetrix VMAX to support an out-ofregion recovery site (Site C). Network connectivity will only be provided between Site B to Site C.
What is a valid configuration to satisfy the out-of-region requirement for both source arrays?

A.
Cascaded SRDF for source data at Site A; Concurrent SRDF for source data at Site B

B.
Concurrent SRDF for source data at Site B; SRDF EDP for source data at Site A

C.
Three-site SRDF/Star for both source arrays

D.
Concurrent SRDF for both source arrays