A technician is tasked with upgrading a network card on a Windows 7 Professional PC. The technician installs the network card, loads Windows XP drivers that came with the network card, and reboots the PC. Upon rebooting, the computer blue screens and the technician cannot get the computer to boot up properly. Which of the following should the technician perform to resolve this issue without any data loss? (Select TWO).
A. Remove network drivers
B. Install Windows XP Service Pack 3
C. Reinstall Windows 7 Professional
D. Install Windows 7 Service Pack 1
E. Boot up in safe mode