When you look at the HSRP state for devices on a VLAN which are extended by OTV, you see the following states: Active, Standby, and Listen; however, you intended each data center device to show the state as Active and Standby.
What is the problem?
A. HSRP is not configured correctly.
B. This cannot be done.
C. A PACL is missing.
D. A VACL is missing.