Refer to the Exhibit.

In a Cascaded SRDF/Star environment, Site B fails. The surviving sites are reconfigured to enable remote data protection.
What is used to determine the invalid tracks that must be moved from Site A to Site C?

A.
Inclusive OR of two SDDF bitmaps at Site A

B.
Inclusive OR of two SDDF bitmaps at Site A and a bitmap at Site C

C.
Inclusive OR of two SDDF bitmaps at Site B

D.
Inclusive OR of two SDDF bitmaps at Site C