Home / Alberta / Questions / Emergency Situations Emergency Situations Report Stranded in winter — car engine: A Run continuously B Run occasionally (10 min/hour) with window cracked C Off always D Run with windows sealed Show Answer & Explanation Correct Answer: B. Run occasionally (10 min/hour) with window cracked Carbon monoxide deadly if exhaust blocked. Previous Next More Emergency Situations Questions Rail crossing with crossbuck only (no lights): Rail crossing with flashing red lights: Drivers 75+ medical assessment: Driving mountain passes for first time: Purpose of mountain runaway ramp: Often Missed All Alberta Questions Smart Practice Mock Exam Road Signs Guide