Show working thanks!

5) The following is a description of a study published in a respected journal for Social Psychology. In this study seventy participants played violent or nonviolent video games 20-minutes a day for three consecutive days. Researchers measured both aggression (blasting another participant with a loud unpleasant noise) and hostile expectations (reading a beginning of a story about potential interpersonal conflicts and listing what they thought main characters would do, say, think or feel as the story continued.) The researchers concluded, "As expected, aggressive behavior and hostile expectations increased over the 3-day period for violent game players, but not for nonviolent video game players ..." Pick the best description of this study and jot down a few notes to explain your choice: An observational study of an association between two variables . An experiment to establish a cause-and-effect relationship between two variables Did the authors of the previous study make a cause-and-effect claim in their conclusion? Is their conclusion appropriate for the type of study they conducted? Jot down a few notes to explain