Apply the brakes completely until the wheels lock up, release the brakes until the wheels start rolling, then repeat the process
The stab braking method for emergency stops involves fully applying the brakes until they lock up. The brakes are then released until the wheels start rolling, then the process is repeated.
B Apply the brakes about halfway, but keep the wheels rolling
C Fully apply the brakes, let the wheels lock up, and hold the brake pedal down, keeping the wheels locked until the vehicle stops
D Apply the emergency brake