You have two computers named Computer1 and Computer2. You migrate user state data from Computer1to Computer2. The migrated data contains several Microsoft Office Excel files. You need to ensure that youcan open the Excel files by using Excel on Computer2.  What should you do?（）

• A、Install Office.
• B、Disable User Account Control （UAC）.
• C、Modify the default program settings.
• D、Run Loadstate.exe /i：migapp.xml.