Chapter 8 - Rotational Motion and Equilibrium - Learning Path Questions and Exercises - Multiple Choice Questions - Page 301: 5

$(b) v_{CM}>r\omega$

When $v_{CM}$ is equal to $r\omega$ rolling starts. When the car is skidding, the velocity of Center of mass is more that required for rotating the tire of the car, and when it is less than $r\omega$ the tire will start rotating not skid. Hence, (b) is the answer.