Final answer:
Emperor Hadrian of the Roman Empire was well-connected to his empire through an extensive system of roads and waterways that facilitated communication and transportation.
Step-by-step explanation:
Looking at the Road Map from the Roman Empire under Emperor Hadrian, it can be concluded that the emperor was well-connected to his empire in terms of transportation of people and communication. The Romans built an extensive system of roads and waterways that facilitated the movement of goods, people, and messages throughout the empire. The road system, which spanned more than 40,000 miles, allowed for efficient travel and communication between different regions of the empire. This infrastructure enabled the Romans to maintain control and administer their vast territory effectively.