Define the following transitions between **Ready to Run** and **Running**:

1. **Dispatched**
2. **Yield**
3. **Preempted / Timeslice Expired**

---

🔄

1. **Dispatched**: The scheduler selects a "Ready" thread to start running.
2. **Yield**: The thread voluntarily gives up the processor to let others run.
3. **Preempted**: The OS forces the thread to stop running (often because its time is up or a higher priority thread arrived).