The HMC software has just been upgraded remotely via the WebSM client. It now needs to be rebooted to make the update active. How can this be accomplished?（）

• A、Use ssh to connect to the HMC and reboot
• B、The upgrade will display complete and ask you to reboot
• C、Select shutdown in the Management section of the WebSM client
• D、Once logged out of the WebSM client it will ask to logoff, shutdown or reboot. Select reboot.