Final answer:
True, controlled lighting is used to illuminate the perimeter of a facility.
Step-by-step explanation:
True, controlled lighting is used to illuminate the perimeter of a facility. In theatre, lighting designers often use various techniques to create realistic and immersive scenes. One of these techniques involves hiding the physical lighting fixtures by using traditional stage drapery or other scenic elements. By doing so, the audience sees only the desired light sources on stage and is able to fully focus on the actors and the scene.