How should you resolve this problem?

You are asked to troubleshoot a user communication problem. Users connected to the Trust
zone cannot communicate with other devices connected to the same zone. These users are
able to communicate with other devices in all other zones. How should you resolve this
problem?

A.
You must configure a security policy to allow intrazone communication.

B.
You must enable the allow-internal parameter under the Trust security zone.

C.
You must put each device in a separate subzone to allow internal communication.

D.
You must enable the all parameter for host inbound traffic for the zone.