What does this traffic light mean?

- A Traffic may proceed if turning left.
- B Traffic may proceed if safe to do so.
- C Traffic must stop at the traffic light.
- D Traffic may stop if safe to do so.
Show answer & explanation
Correct answer: Traffic must stop at the traffic light..
A red light means STOP. You must not go beyond the stop line or (if there is no stop line) beyond the light.
A red light means STOP. You must not go beyond the stop line or (if there is no stop line) beyond the light.