Antivirus software (or anti-virus) is computer software used to identify and remove computer viruses, as well as many other types of harmful computer software, collectively referred to as malware. Which of the following is the basic function of an antivirus program?

A.
Scans the computer using known virus locations

B.
Scans the computer using known virus signatures

C.
Scans the computer using known virus names

D.
Scans the computer using known virus file sizes