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 for managing the additions, deletions, and changes of VLANs between switches
C. to provide a mechanism to manually assign VLAN membership to switch ports
D. to allow native VLAN information to be carried over a trunk link
E. to allow traffic to be carried from multiple VLANs over a single link between switches
Answer: B