You are the desktop administrator for Contoso, Ltd. A graphic designer named Peter saves all his files in the My Documents folder on his Window XP Professional computer. Peter now needs to work on several computers each day to complete his work. Peter needs to be able to access his files at any time. You implement a roaming user profile and a home directory for Peter. However, Peter reports that when he uses his roaming profile, it takes 10 minutes for him to log on to computers other than his own. You need to reduce the amount of time it takes for Peter to log on to computers when using his roaming profile. What should you do?（） 

• A、Change the UNC path of Peter’s roaming profile to his home directory folder. 
• B、Log on as a local administrator on Peter’s computer. Change the roaming profile to a local profile. 
• C、Log on as a local administrator on Peter’s computer. Edit the local Group Policy to exclude Directories in Roaming Profile. 
• D、Log on as a local administrator on Peter’s computer. In the properties of the My Documents folder, change the Target folder location to Peter’s home directory.