What is a panel of citizens who hear the prosecution's case in secret hearings and decide whether the individual should be formally charged?

Preliminary panel

Grand jury

Defense jury

Prosecution panel

Grand jury.

Explanation:

Grand jury.

it is referred to as a jury that is empowered by law to hear any legal proceeding and has a right to charge any person on criminal conduct.

The main important function of the grand jury is to decide on any person whether he/she charged for any crime or not.

selection for the member of the jury is done through a questionnaire conducted by the court. Then selected present in front of the court for selected question round.