Answer:
The best description of this study is:
A) Longitudinal study examining the effects of television viewing on aggression in a single community.
This is because the study followed a group of individuals over a 17-year period, tracking their television viewing habits during adolescence and early adulthood and later recording their aggressive acts. This longitudinal design allows for the examination of changes over time and the exploration of the effects of television viewing on aggression in a specific community.
Step-by-step explanation: