In the firewall inter-domain security policy, which of the following data flows is not in the outbound direction?

In the firewall inter-domain security policy, which of the following data flows is not in the outbound direction?
A . Data flow from the DMZ zone to the untrust zone
B . Data flow from the trust zone to the DMZ zone
C . Data flow from trust zone to untrust zone
D . Data flow from DMZ area to local area

Answer: D