Home / Alberta / Questions / Rules of the Road Rules of the Road Report Hand signal left turn: A Arm straight out B Arm up 90 C Arm down 90 D Circle wave Show Answer & Explanation Correct Answer: A. Arm straight out Standard hand signal. Previous Next More Rules of the Road Questions Winter emergency kit: Long downgrade: Stuck in snow: Mountain roads: Anti-camera plate cover: Often Missed All Alberta Questions Smart Practice Mock Exam Road Signs Guide