Which three criteria must a Citrix Administrator consider when creating a delivery group? (Choose three.)
A. A single delivery group can contain both static and random desktops.
B. At least one machine must be available in the selected Machine Catalog.
C. A delivery group can span multiple XenApp/XenDesktop Sites.
D. A Machine Catalog can be specified in more than one delivery group.
E. A machine can be used in only one delivery group.