Which statement is true regarding the configuration of ISL trunks? Select the best response.

A.
All Catalyst switches support ISL trunking.

B.
A Catalyst switch will report giants if one side is configured for ISL while the other side is not.

C.
ISL trunking requires that native VLANs match.

D.
A Catalyst switch cannot have ISL and IEEE 802.1q trunks enabled.