Home / New Brunswick / Questions / Rules of the Road Rules of the Road Report Hand signal for stopping or slowing is: A Arm straight out B Arm up C Arm down, palm back D Wave Show Answer & Explanation Correct Answer: C. Arm down, palm back Used if brake lights fail. Previous Next More Rules of the Road Questions Ambulance oncoming on divided highway with siren: After driving through water, brakes feel weak: Wet road at dusk: Cyclist at night without lights: Strong crosswind while passing semi near NB bridge: Often Missed All New Brunswick Questions Smart Practice Mock Exam Road Signs Guide