What is the standard topology for volume relationships in a DS8000 Global Mirror environment?

A.
Volume 1 is in a Global Mirror relationship with Volume 2.

B.
Volume 1 is in a Global Copy relationship with Volume 2. Volume 2 is in a FlashCopy relationship with
Volume 3. Volume 1 and Volume 2 are also defined inthe Global Mirror session.

C.
Volume 1 is in a Global Copy relationship with Volume 2. Volume 2 is in a FlashCopy relationship with
Volume 3. Volume 1 is also defined in a Global Mirror session.

D.
Volume 1 is in a Metro Mirror relationship with Volume 2. Volume 2 is in a FlashCopy relationship with
Volume 3.