Home / Alberta / Questions / Rules of the Road Rules of the Road Report Dim high beams when following: A 50 m B 60 m C 100 m D No need Show Answer & Explanation Correct Answer: B. 60 m Mirror glare impairs lead driver. Previous Next More Rules of the Road Questions Zero BAC rule applies to: At a stop sign in Alberta: Alberta Class 7 (learner) minimum age: At 4-way stop, tie between two vehicles: Criminal BAC threshold: Often Missed All Alberta Questions Smart Practice Mock Exam Road Signs Guide