C. Lawyer typically requires the most training and experience in the criminal justice field. To become a lawyer, one must first earn a bachelor's degree, then complete three years of law school, and finally pass a state bar exam. This process can take a minimum of seven years, and after becoming licensed, lawyers must continue to complete ongoing education and training to maintain their license. Forensic scientists, computer forensic investigators, and judges also require training and experience, but the path to their positions may vary.
