You are creating route-based VPNs on a NS208. When creating your 101st interface, you
receive an error message and are prevented from creating additional tunnel interfaces.
What would cause this problem?

A.
There is a limit of 100 tunnel interfaces per zone.

B.
There is a limit of 100 tunnel interfaces per NS208.

C.
There is a limit of 100 tunnel interfaces per virtual router.

D.
Acquire a license key to increase the number of tunnel interfaces that can be created.