A.VTP messages will not be forwarded over nontrunk links.
B.VTP domain names need to be identical. However,case doesn’t matter.
C.A VTP enabled device which receives multiple advertisements will ignore advertisements with higher configuration revision numbers.
D.A device in "transparent" VTP v.1 mode will not forward VTP messages.
E.VTP pruning allows switches to prune VLANs that do not have any active ports associated with them.