Panneaux routiers
A green left-turn arrow at an intersection with an otherwise red light means:
Afficher la réponse et l'explication
Bonne réponse : B. Only left-turning traffic from the left-turn lane may proceed
A protected green left-turn arrow gives left-turning traffic right-of-way while holding opposing traffic at red. This is the safest way to complete a left turn — no need to judge oncoming traffic gaps.