A customer purchased a new Windows computer. They want to ensure that the computer is
always protected from security threats. Which of the following are the BEST solutions for the
customer to maintain security on the operating system? (Select TWO).

A.
Run disk defragmenter weekly

B.
Turn off all services in MSCONFIG

C.
Turn on automatic updates

D.
Start the computer in safe mode

E.
Install antivirus software