A user in your company has a laptop， which he uses both， on and off the network. You want to change the users profile to roaming but when you attempt to change the setting， the Roaming profile option is grayed out. How can you change the laptop users profile to roaming？（）

• A、In Control Panel， System， User Profiles Tab， change profile to roaming.
• B、Have him log back into the network.
• C、Change the Profile to a Mandatory User Profile.
• D、Change the profile to a Mandatory Roaming Profile.