On a long, gradual downgrade, why should you select a lower gear before starting down rather than partway through?

Pick an answer

1. Shifting gears is actually easier once the vehicle has already picked up speed
2. It is required only when hauling an empty trailer
3. It lets the engine help control your speed and reduces reliance on the brakes
4. Lower gears are only needed if the road is wet

Correct!

Not quite. The correct answer is highlighted.