What is the correct action if a motorcycle's rear tire begins to skid under excessive acceleration or engine braking on a slippery surface?

1. Ease off the throttle smoothly and steer in the direction of the skid while keeping the motorcycle balanced
2. Immediately slam on the front brake as hard as possible
3. Jump off the motorcycle immediately to avoid being injured
4. Abruptly chop the throttle completely closed to snap the rear wheel back into alignment