Answer:
Option D is the correct one.
Step-by-step explanation:
Law enforcement is how some members of society enforce the law by punishing those who violate the rules. The term is mostly used for the policemen who are directly engaged in patrolling and discovering crimes. In USA, Law Enforcement is one of the three components US criminal justice system, others are Courts and Corrections. It functions through governmental police agencies. The total number of police agencies in the US is 17985.