The Detective Wants to Conduct an Experiment to See If

The detective wants to conduct an experiment to see if it was possible that the window was already open and the shots were fired by a person hiding in the bushes across the street.What should be done to make sure the experiment will be admissible in court

A) Request a court order allowing the police to conduct the experiment.
B) The defense attorney must be given the opportunity to be present when the experiment is performed.
C) The conditions present when the crime occurred must be accurately replicated including distances from the house and weather conditions.
D) All of these must be done in order to make the results of the experiment admissible in court.