Which of the following can you use to avoid discontinuous VLANs or subnets, routing black
holes, and active/active HSRP or GLBP situations?

A.
Cisco StackWise technology in the Cisco Catalyst 3750 family of switches

B.
ARP and CAM

C.
Layer 3 point-to-point routed link

D.
QoS policies

Explanation: