Why is locking the rear wheels beneficial in off-road driving?

Locking the rear wheels during off-road driving is beneficial because it provides improved traction and control. When the rear wheels are locked, both wheels rotate at the same speed, which can help distribute power more evenly across the surface of the terrain. This locked condition is particularly useful in slippery or uneven conditions where one wheel may have more grip than the other. By ensuring both rear tires are engaged, the vehicle can better maintain stability, enhance traction, and prevent wheel slip, allowing for more effective navigation over obstacles and rough surfaces typically encountered in off-road driving.

In contrast, the other options do not accurately capture the primary advantage of locking the rear wheels. Faster acceleration is not primarily associated with locking the rear wheels; instead, it can hinder acceleration in certain situations where traction is lost. Locking the rear wheels does not inherently reduce tire wear, as increased friction can lead to faster wear if the vehicle is driven aggressively. Lastly, locking the rear wheels typically impacts steering dynamics, which may make steering feel heavier or less responsive rather than easier. Overall, improved traction and control remain the most significant benefit of this technique in off-road scenarios.