320. A driver's trip log, in duplicate if required, must be kept by each driver and co-driver while:

General Knowledgemedium

Aa. Driving on duty not driving, or resting in a sleeping berth.

Bb. Operating the vehicle, regardless of duty status.

Cc. Loading and unloading cargo.

Detailed Explanation

The correct answer is "a. Driving on duty not driving, or resting in a sleeping berth.". This is based on federal CDL regulations and safety standards.

Correct Answer: a. Driving on duty not driving, or resting in a sleeping berth.

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320. A driver's trip log, in duplicate if required, must be kept by each driver and co-driver while:

Detailed Explanation

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