Where should you never refuel a bus?

a.At a truck stop

b.In an enclosed building or area

c.At a gas station with a canopy

d.On a slight downhill grade

Explanation

Never refuel in an enclosed building or area. Fuel vapors can accumulate and create an explosion or fire hazard in enclosed spaces.

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About the CDL Exam

The CDL (Commercial Driver License) exam tests your knowledge of commercial driving rules, safety procedures, and vehicle operation. You must score 80% or higher to pass the written knowledge test. The exam covers general knowledge, air brakes, combination vehicles, and various endorsements.

This question is from the Passenger Endorsement Test #1 section. Practice with more questions from this category to build confidence before taking the official DMV test.

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