Final answer:
The Kansas City Study found that traditional policing tactics may not be the most effective approach, including community engagement, crime prevention, deterrence, and random patrol. All the above mentioned are correct
Step-by-step explanation:
The subject of this question is Social Studies and is likely related to the study of crime and law enforcement.
According to the information provided, the Kansas City Study found that the traditional three cornerstones of policing - community engagement, crime prevention, and deterrence - may not be the most effective methods of police work.
The study also mentioned random patrol as one of the tactics that may not be as effective. All the above mentioned are correct.