What is the purpose of the cisco Vlan Trunking protocol?()
A.
to provide a mechanism to dynamically assign vlan membership to switch ports
B.
to allow traffic to be carried from multiple vlans over a single link between switches
C.
to allow native vlan information to be carried over a trunk link
D.
to provide a mechanism to manually assign vlan membership to switch ports
E.
to allow for managing the additions,deletions,and changes of vlans between switchs