Home / Newfoundland and Labrador / Questions / Emergency Situations Emergency Situations Report Stranded winter — engine: A Continuously B 10 min/hour with window cracked, exhaust clear C Off entirely D Seal windows Show Answer & Explanation Correct Answer: B. 10 min/hour with window cracked, exhaust clear CO fatal if exhaust blocked. Previous Next More Emergency Situations Questions Emergency vehicle approaches with siren and lights: Chest pain radiating to arm: Vehicle stalls on railway crossing: Headache, dizziness, nausea driving — possible CO: Smoke or fire from under hood: Often Missed All Newfoundland and Labrador Questions Smart Practice Mock Exam Road Signs Guide