A customer does not know the IP ranges in use in the network other than they all start with 10.0*.
Which restriction is applied to wildcard scopes in the Scope Properties dialog?

A.
A wildcard scope can only be used in conjunction with the Exclude option.

B.
IPv4 wildcards are not permitted; only IPv6 subnets can be entered as a wildcard.

C.
A wildcard scope cannot be used in conjunction with the Add To Ping Seed List option.

D.
A Class B equivalent wildcard is not permitted, wildcard scopes must be lower than a ClassB.