What was augustus’s greatest contribution to roman society? why?

Augustus was a Roman emperor who changed the Roman empire from being a democracy into a monarchy again. This is seen as his greatest contribution. Augustus ruled for nearly fifty years. He reinstated some of the ancient traditions, built many monuments, as well as advanced the cultural aspects of the Roman empire. Many influential Latin writers developed their styles during this period. It is believed that the Pantheon was built during his reign. He rebuilt the city of Rome. The Roma

Sorry sir you did not give us the graph i typically but i'm very confused my conclusion is you're missing valuable information in the question

The answer is option a. boundary line drawn by pope alexander iv in 1493.