Q
81. When driving a commercial vehicle with a height over 13 feet, you should:
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AIf you aren't sure a clearance is high enough, stop and make sure.
BNot worry about the height clearance as long as you stay on the state or federal highways.
CAssume all clearances are high enough.
Detailed Explanation
The correct answer is "If you aren't sure a clearance is high enough, stop and make sure.". This is based on federal CDL regulations and safety standards.
Correct Answer: If you aren't sure a clearance is high enough, stop and make sure.
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