399 When traveling on a winding road, a steep slope, over a narrow bridge, in a tunnel, or over a railroad crossing, a driver (A) may back up at their convenience. (B) may pass other vehicles. (C) may not pass other vehicles.

356 Many vehicles have a cigarette lighter installed in the dashboard which requires a simple touch of a button to operate. Drivers (A) are required to concentrate on driving and may not use the cigarette lighter when operating the vehicle. (B) may use the cigarette lighter if they feel they can do so safely. (C) should use the cigarette lighter because smoking while driving will keep them awake and more alert.

399 When traveling on a winding road, a steep slope, over a narrow bridge, in a tunnel, or over a railroad crossing, a driver
(A) may back up at their convenience.
(B) may pass other vehicles.
(C) may not pass other vehicles.

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