In the Laboratory Research Study by Bushman and Anderson (2009)

In the laboratory research study by Bushman and Anderson (2009) , participants played either violent or nonviolent video games, then filled out a questionnaire. Which of the following describes what they found?

A) participants who played violent video games completed the questionnaires faster than participants who played non-violent video games
B) participants who played violent video games reported less violence in the video games than participants who played non-violent video games
C) participants who played violent video games
D) participants who played violent video games were slower to help an individual in an adjacent room compared to participants who played non-violent video games
E) participants who played violent video games did not help an individual in an adjacent room compared to participants who played non-violent video games