The drive-shafts are connected to the differential and wheel hubs through universal joints because the universal joints

• A. Compensate for variations in the relative positions of the differential and the wheels which result from bumpy road surfaces or other similar driving conditions.
• B. None of these
• C. Absorb any difference in speed between the left and right wheels when the vehicle is turning
• D. Absorb the vibrations transferred from the surface of the road

Answer: (A)