Viruses, adware and spyware are referred to collectively as

Grayware

Grayware refers to applications that behave in a manner that is annoying or unwanted, and yet less serious or vexatious than malware. Grayware includes spyware, adware, viruses and any other unwelcome files and programs that are designed to affect the performance of a computer.

answer; when one group has an extremely high score at pretest;

answer; responsorial;