An administrator is configuring an antivirus profiles on FortiGate and notices that Proxy Options is not listed under Security Profiles on the GUI. What can cause this issue?
A. FortiGate needs to be switched to NGFW mode.
B. Proxy options section is hidden by default and needs to be enabled from the Feature Visibility menu.
C. Proxy options are no longer available starting in FortiOS 5.6.
D. FortiGate is in flow-based inspection mode.