Final answer:
The third step when passing on a 2-lane road is to signal and move into the left lane, accelerate to pass the vehicle, and then signal and move back into the right lane.
Step-by-step explanation:
The third step when passing on a 2-lane road is to signal and move into the left lane. This is done to create space between your vehicle and the vehicle you are passing. After that, you should accelerate to pass the vehicle and then signal and move back into the right lane once you have safely passed the vehicle.