A theatrical productions lighting and electronics are run through the

A. Gobos

B. Lighting board

C. Frensel

D. Ellipsodidal reflector

I would say B lighting Board

-Hiadamcom

The lighting board makes the most sense because its controlled by the electrician. The gobos is a dark plate or screen used over the light. A ellipsodial reflector is a light control device and a frensel is a special type of lens so B makes the most sense.