Refer to the exhibit.
You are trying to configure Link-Aggregation Group (LAG), but ports A and B do not appear on the list of member options.
Referring to the exhibit, which statement is correct in this situation?
A. The FortiGate interfaces are defective and require replacement.
B. The FortiGate model does not have an Integrated Switch Fabric (ISF).
C. The FortiGate model being used does not support LAG.
D. The FortiGate SFP+ slot does not have the correct module.