What does a red arrow traffic light indicate?

Answer: B — You must stop and cannot proceed in the direction of the arrow

A red arrow traffic light signals that a driver must stop and cannot proceed in the direction of the arrow. This indication is crucial for maintaining safety at intersections. When a red arrow is illuminated, it explicitly prohibits any movement in that direction, allowing for pedestrians to cross safely and giving right of way to other vehicles that may have a green signal. Understanding this allows drivers to navigate intersections confidently and responsibly, minimizing the risk of collisions. It’s important for drivers to recognize the significance of a red arrow as a strict directive for halting rather than permitting cautionary movement or making turns.