Where should a driver rest their left foot while driving?

Resting the left foot on the floor or footrest is appropriate because it allows the driver to maintain consistent control over the vehicle while keeping the right foot free for the accelerator and brake pedals. This position helps prevent fatigue during long drives and promotes better overall stability, enabling quick and effective responses when adjustments are necessary.

Placing the left foot on the brake pedal could lead to unintended braking, creating a potential hazard or disrupting the flow of traffic. Similarly, keeping the left foot on the accelerator would reduce the driver's ability to smoothly engage the brake when needed. Allowing the left foot to hang in mid-air can lead to discomfort or distraction, compromising the driver's ability to react promptly. Hence, resting the left foot on the floor or footrest is the safest and most effective practice while driving.