You have two computers named Computer1 and Computer2. Computer1 runs Windows Vista. Computer2 runs Windows 7. You plan to use User State Migration Tool (USMT) 4.0 to migrate user profiles and data from Computer1 to Computer2. You need to prevent some system settings from being migrated. You must achieve this goal by using the minimum amount of administrative effort. Which file should you modify?

A.
config.xml

B.
migapp.xml

C.
migdocs.xml

D.
miguser.xml