For all turning vehicles, the rear wheels follow a than the front wheels.
a. slower pathb. faster pathc. longer pathd. shorter path

Shorter path

Explanation:

For all turning vehicles, the rear wheels follow Shorter path than the front wheels.

Any turning vehicle, the rear(the back part of something, especially a vehicle.) wheels follow a shorter path than the front wheels. The longer the vehicle is, the greater the difference will be in path. Trucks initially swing out before making a turn