What is the key difference between a CV joint and a U-joint?

What is the key difference between a CV joint and a U-joint?

• A. A U-joint cannot handle angular changes.
• B. A CV joint provides constant velocity and a fixed shaft length across a wide angle.
• C. A U-joint provides constant velocity across wide angle.
• D. A CV joint uses a clutch to connect shafts.

Answer: (B)