A customer has a Symmetrix at their headquarters site. The customer runs two critical applications
at this site. Both applications need to be replicated for disaster recovery purposes, and the
customer cannot tolerate any data loss.
One application must be replicated to Site Y, which is 20 miles away. The other application must
be replicated to a different site, Site Z, which is 15 miles away.
Which SRDF solution should you suggest?

A.
SRDF/S to Sites Y and Z

B.
Concurrent SRDF/S to Sites Y and Z

C.
SRDF/AR to Sites Y and Z

D.
Concurrent SRDF/A to Sites Y and Z