What is the command to upgrade an NG with Application Intelligence R55 SmartCenter Server running on

What is the command to upgrade an NG with Application Intelligence R55 SmartCenter Server
running on SecurePlatform to VPN-1 NGX R65?

A.
upgrade_mgmt

B.
fwinstall_mgmt

C.
fwm upgrade_tool

D.
patch add cd

Explanation: