Answer:
Own definition for the criminal justice system:
the system of law enforcement that is directly involved in apprehending, prosecuting, defending, sentencing, and punishing those who are suspected or convicted of criminal offences.
what is the purpose of the criminal justice system?
It plays an important part in maintaining a just, peaceful and safe society. It does this by maintaining public safety, enforcing laws and protecting people's rights. Some key goals of the criminal justice system include: Preventing crime.
I hope it helps for the first part..