What can the administrator perform to resolve this issue?

Scenario: A Citrix Administrator has a NetScaler SDX appliance with several instances configured. The administrator needs one instance with two interfaces connected to forward packets that are NOT destined for its MAC address. Hence, the administrator has enabled Layer 2 mode. After enabling Layer 2 mode, the administrator found the interface status going up and down.

What can the administrator perform to resolve this issue?
A . Disable Layer 2 mode on a NetScaler instance.
B . Enable MAC-based Forwarding mode.
C . Enable tagging on all interfaces.
D . Enable Layer 3 mode along with Layer 2 mode.

Answer: C