Which lighting setup is required for every farm tractor and self-propelled unit of farm equipment?

The required lighting setup for every farm tractor and self-propelled unit of farm equipment consists of two headlamps, one taillight, and reflectors. This standard ensures that the equipment is visible both during the day and at night, enhancing safety for operators and others on the roadway.

Two headlamps provide sufficient illumination for the operator to see ahead, while the taillight serves to indicate the presence and the rear position of the equipment to following traffic. Additionally, reflectors are crucial for improving visibility, especially in low-light conditions, helping to prevent accidents by ensuring that the machinery can be easily seen by other drivers.

This combination of lighting and reflective elements is essential for compliance with safety regulations, reflecting a commitment to safe operation and visibility on public roads. Other options either do not provide adequate lighting or rely solely on reflectivity without the necessary illumination, which does not meet safety requirements.