Technician a Says the Light from a Welding Arc Is

Multiple Choice

Technician A says the light from a welding arc is very bright and contains high levels of ultraviolet radiation. Technician B says the lens on a welding helmet has heavily shaded glass to reduce the intensity of the light from the welding arc, allowing you to see the task you are performing more clearly. Who is correct?

A) Technician A
B) Technician B
C) Both A and B
D) Neither A nor B