Final answer:
Various factors contribute to crime and violence, including mental health issues and drug abuse. While there is evidence suggesting correlations between exposure to violent media and aggression, the direct causation of criminal violence is still debated.
Step-by-step explanation:
Various factors contribute to crime and violence, and it is difficult to pinpoint a single cause. However, research suggests that mental health issues and drug abuse can contribute to violent behavior.
Some studies have found a link between mental health conditions and violence, but it is important to note that not all individuals with mental health issues are violent. Mental health conditions can result from a person's life experiences, genetics, drug usage, or brain trauma.
Similarly, while there is some evidence suggesting a correlation between exposure to violent media (such as television shows, movies, and video games) and aggression, it is still debated whether it directly causes criminal violence.