Which Cisco Firewall Services Module deployment topology will have the least impact on existing IP addressing?

Your customer has a PCI requirement to protect with a firewall access layer servers that process
Visa transactions.
Which Cisco Firewall Services Module deployment topology will have the least impact on existing
IP addressing?

A.
Transparent

B.
One-Arm

C.
Routed

D.
Inline

E.
Clustered