Règles de la route

A driver signalling a left turn using hand signals (when turn signals fail) will:

Afficher la réponse et l'explication
Bonne réponse : A. Extend the left arm straight out to the side

Hand signals are standardised across North America: left arm straight out = left, up 90° = right, down 90° = stop/slow. They are the required fallback when electric signals fail.